Number 4

Properties of the number

Number 4

of 4 = 0.04

×2 8 ×3 12 ×4 16 ×5 20 ×6 24 ×7 28 ×8 32 ×9 36 ×10 40 ×11 44 ×12 48 ×13 52 ×14 56 ×15 60 ×16 64 ×17 68 ×18 72 ×19 76 ×20 80

/2 2 /3 1.3333333333333 /4 1 /5 0.8 /6 0.66666666666667 /7 0.57142857142857 /8 0.5 /9 0.44444444444444 /10 0.4 /11 0.36363636363636 /12 0.33333333333333 /13 0.30769230769231 /14 0.28571428571429 /15 0.26666666666667 /16 0.25 /17 0.23529411764706 /18 0.22222222222222 /19 0.21052631578947 /20 0.2

Parity

Even

Is a prime number?

No

Next prime number

5

Is a composite number?

Yes

Is a semiprime number?

Yes

Is a linear number?

No

Is a square pyramidal number?

No

Triangular number

(T4)

Is an abundant number?

No, it's a deficient number

Is a Fibonacci number?

No

Count of divisors

3

Divisors

1 4 2

Sum of divisors

7

Multiplication of divisors

8

Factoring

(prime factors)

22

Factorial

Inverse number

0.25

Exponentiation

2 16 3 64 4 256 5 1024 6 4096 7 16384 8 65536 9 262144 10 1048576

2 2 3 1.5874010519682 4 1.4142135623731 5 1.3195079107729 6 1.2599210498949 7 1.2190136542045 8 1.1892071150027 9 1.1665290395761 10 1.148698354997 1.1343125221955

Square root and remainder

22 + 0

Is a perfect square?

Yes

Is a perfect cube?

No

Natural logarithm

(loge)

1.3862943611199

Common logarithm

(log10)

0.60205999132796

Binary logarithm

(log2)

2

Trigonometric functions and angles

Golden ratio

×φ 6.4721359549996 /φ 2.4721359549996

4 degree

radian 0.07 gradian 4.444 minute of arc 240 second of arc 14400

4 radian

degree 229.183 gradian 254.648 minute of arc 13750.987 second of arc 825059.225

Sine

(sin)

degree 0.069756473744125 radian -0.75680249530793

Cosine

(cos)

degree 0.99756405025982 radian -0.65364362086361

Tangent

(tan)

degree 0.06992681194351 radian 1.1578212823496

Cotangent

(cot)

degree 0.86369115445062 radian -6.4786026991856

Hyperbolic sine

(sinh)

degree 0.069869894055263 radian 27.289917197128

Hyperbolic cosine

(cosh)

degree 1.002437929298 radian 27.308232836016

Hyperbolic tangent

(tanh)

degree 0.069699970455219 radian 0.99932929973907

π

(Pi)

π×4 12.566370614359 π×4 25.132741228718 π×42 100.53096491487

Number 4 in other bases

Roman

IV

Binary numeral system

(base 2)

100

Hexadecimal numeral system

(base 16, hex)

4 0x4

Octal numeral system

(base 8)

4

Number 4 in other languages

In english language

four

In spanish language

cuatro

In italian language

quattro

In german language

vier

In french language

quatre

In portuguese language

quatro

In chinese language

In russian language

четыре

In latin

by digits: quattuor

Time, length, weight, speed and temperature conversion

Time conversion

4 milliseconds (ms) is equal to 0.004 seconds (s), 0 minutes (min), 0 hours (hr).

4 seconds (s) is equal to 4000 milliseconds (ms), 0.067 minutes (min), 0.001 hours (hr), 0 days (d).

4 minutes (min) is equal to 240 seconds (s), 0.067 hours (hr), 0.003 days (d), 0 weeks, 0 months.

4 hours (hr) is equal to 14400 seconds (s), 240 minutes (min), 0.167 days (d), 0.024 weeks, 0.006 months, 0 years.

4 days (d) is equal to 345600 seconds (s), 5760 minutes (min), 96 hours (hr), 0.571 weeks, 0.133 months, 0.011 years.

4 weeks is equal to 40320 minutes (min), 672 hours (hr), 28 days (d), 0.933 months, 0.077 years.

4 months is equal to 172800 minutes (min), 2880 hours (hr), 120 days (d), 17.2 weeks, 0.333 years.

4 years is equal to 2102400 minutes (min), 35040 hours (hr), 1460 days (d), 208 weeks, 48 months.

Length conversion

4 millimeters (mm) is equal to 0.4 centimeters (cm), 0.004 meters (m), 0 kilometers (km); 0.157 inches (in), 0.013 feet (ft), 0.004 yards (yd), 0 miles (mi), 0 nautical miles (NM).

4 centimeters (cm) is equal to 40 millimeters (mm), 0.04 meters (m), 0 kilometers (km); 1.575 inches (in), 0.131 feet (ft), 0.044 yards (yd), 0 miles (mi), 0 nautical miles (NM).

4 meters (m) is equal to 4000 millimeters (mm), 400 centimeters (cm), 0.004 kilometers (km); 157.48 inches (in), 13.124 feet (ft), 4.376 yards (yd), 0.002 miles (mi), 0.002 nautical miles (NM).

4 kilometers (km) is equal to 4000000 millimeters (mm), 400000 centimeters (cm), 4000 meters (m); 157480.316 inches (in), 13123.36 feet (ft), 4374.452 yards (yd), 2.486 miles (mi), 2.16 nautical miles (NM).

4 inches (in) is equal to 101.6 millimeters (mm), 10.16 centimeters (cm), 0.102 meters (m), 0 kilometers (km); 0.333 feet (ft), 0.111 yards (yd), 0 miles (mi), 0 nautical miles (NM).

4 feet (ft) is equal to 1219.2 millimeters (mm), 121.92 centimeters (cm), 1.219 meters (m), 0.001 kilometers (km); 48 inches (in), 1.333 yards (yd), 0.001 miles (mi), 0.001 nautical miles (NM).

4 yards (yd) is equal to 3657.6 millimeters (mm), 365.76 centimeters (cm), 3.656 meters (m), 0.004 kilometers (km); 144 inches (in), 12 feet (ft), 0.002 miles (mi), 0.002 nautical miles (NM).

4 miles (mi) is equal to 6437376 millimeters (mm), 643737.6 centimeters (cm), 6437.376 meters (m), 6.436 kilometers (km); 253440 inches (in), 21120 feet (ft), 7040 yards (yd), 3.475 nautical miles (NM).

4 nautical miles (NM) is equal to 7408000 millimeters (mm), 740800 centimeters (cm), 7408 meters (m), 7.408 kilometers (km); 291653.544 inches (in), 24304.46 feet (ft), 8101.488 yards (yd), 4.604 miles (mi).

Weight conversion

4 milligrams (mg) is equal to 0.02 karats (kt), 0.004 grams (g), 0 kilograms (kg), 0 ounces (oz), 0 pounds (lb).

4 grams (g) is equal to 4000 milligrams (mg), 20 karats (kt), 0.004 kilograms (kg), 0.141 ounces (oz), 0.009 pounds (lb).

4 karats (kt) is equal to 800 milligrams (mg), 0.8 grams (g), 0.001 kilograms (kg), 0.028 ounces (oz), 0.002 pounds (lb).

4 kilograms (kg) is equal to 4000000 milligrams (mg), 20000 karats (kt), 4000 grams (g), 141.096 ounces (oz), 8.82 pounds (lb).

4 ounces (oz) is equal to 113398.092 milligrams (mg), 564 karats (kt), 113.4 grams (g), 0.113 kilograms (kg), 0.25 pounds (lb).

4 pounds (lb) is equal to 1814369.48 milligrams (mg), 9071.848 karats (kt), 1814.368 grams (g), 1.814 kilograms (kg), 64 ounces (oz).

Speed conversion

4 kilometers per hour (km/h) is equal to 1.111 meters per second (m/s), 2.486 miles per hour (mph), 2.16 knots (kt).

4 meters per second (m/s) is equal to 14.4 kilometers per hour (km/h), 8.948 miles per hour (mph), 7.776 knots (kt).

4 miles per hour (mph) is equal to 6.436 kilometers per hour (km/h), 1.788 meters per second (m/s), 3.475 knots (kt).

4 knots (kt) is equal to 7.408 kilometers per hour (km/h), 2.058 meters per second (m/s), 4.604 miles per hour (mph).

Temperature conversion

4 degrees Celsius (°C) is equal to 39.2 degrees Fahrenheit (°F) and 277.15 degrees Kelvin (K).

4 degrees Fahrenheit (°F) is equal to -15.56 degrees Celsius (°C) and 257.59 degrees Kelvin (K).

4 degrees Kelvin (K) is equal to -269.15 degrees Celsius (°C) and -452.47 degrees Fahrenheit (°F).

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QR-code and barcodes of the number 4

QR code

QR code: 4

Code 39

(barcode)
Code 39: 4

Code 93

(barcode)
Code 93: 4

Code 128

(barcode)
Code 128: 4