Number 1

Properties of the number

Number 1

of 1 = 0.01

Parity

Odd

Is a prime number?

No

Next prime number

2

Is a composite number?

Yes

Is a semiprime number?

No

Is a linear number?

Yes

Is a square pyramidal number?

Yes

Triangular number

(T1)

Is an abundant number?

No, it's a deficient number

Is a Fibonacci number?

Yes

Count of divisors

1

Divisors

1

Sum of divisors

1

Multiplication of divisors

1

Factoring

(prime factors)

Factorial

1

Inverse number

1

Exponentiation

2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 10 1

2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 10 1 1

Square root and remainder

12 + 0

Is a perfect square?

Yes

Is a perfect cube?

Yes

Natural logarithm

(loge)

0

Common logarithm

(log10)

0

Binary logarithm

(log2)

0

Trigonometric functions and angles

Golden ratio

×φ 1.6180339887499 /φ 0.61803398874989

1 degree

radian 0.017 gradian 1.111 minute of arc 60 second of arc 3600

1 radian

degree 57.296 gradian 63.662 minute of arc 3437.747 second of arc 206264.806

Sine

(sin)

degree 0.017452406437284 radian 0.8414709848079

Cosine

(cos)

degree 0.99984769515639 radian 0.54030230586814

Tangent

(tan)

degree 0.017455064928218 radian 1.5574077246549

Cotangent

(cot)

degree 0.64209261593433 radian 1.0796617193402

Hyperbolic sine

(sinh)

degree 0.017454178629595 radian 1.1752011936438

Hyperbolic cosine

(cosh)

degree 1.0001523125763 radian 1.5430806348152

Hyperbolic tangent

(tanh)

degree 0.017451520543542 radian 0.76159415595576

π

(Pi)

π×1 3.1415926535898 π×1 6.2831853071796 π×12 6.2831853071796

Number 1 in other bases

Roman

I

Binary numeral system

(base 2)

1

Hexadecimal numeral system

(base 16, hex)

1 0x1

Octal numeral system

(base 8)

1

Number 1 in other languages

In english language

one

In spanish language

uno

In italian language

uno

In german language

eins

In french language

un

In portuguese language

um

In chinese language

In russian language

один

In latin

by digits: unus

Time, length, weight, speed and temperature conversion

Time conversion

1 millisecond (ms) is equal to 0.001 seconds (s), 0 minutes (min), 0 hours (hr).

1 second (s) is equal to 1000 milliseconds (ms), 0.017 minutes (min), 0 hours (hr), 0 days (d).

1 minute (min) is equal to 60 seconds (s), 0.017 hours (hr), 0.001 days (d), 0 weeks, 0 months.

1 hour (hr) is equal to 3600 seconds (s), 60 minutes (min), 0.042 days (d), 0.006 weeks, 0.001 months, 0 years.

1 day (d) is equal to 86400 seconds (s), 1440 minutes (min), 24 hours (hr), 0.143 weeks, 0.033 months, 0.003 years.

1 week is equal to 10080 minutes (min), 168 hours (hr), 7 days (d), 0.233 months, 0.019 years.

1 month is equal to 43200 minutes (min), 720 hours (hr), 30 days (d), 4.3 weeks, 0.083 years.

1 year is equal to 525600 minutes (min), 8760 hours (hr), 365 days (d), 52 weeks, 12 months.

Length conversion

1 millimeter (mm) is equal to 0.1 centimeters (cm), 0.001 meters (m), 0 kilometers (km); 0.039 inches (in), 0.003 feet (ft), 0.001 yards (yd), 0 miles (mi), 0 nautical miles (NM).

1 centimeter (cm) is equal to 10 millimeters (mm), 0.01 meters (m), 0 kilometers (km); 0.394 inches (in), 0.033 feet (ft), 0.011 yards (yd), 0 miles (mi), 0 nautical miles (NM).

1 meter (m) is equal to 1000 millimeters (mm), 100 centimeters (cm), 0.001 kilometers (km); 39.37 inches (in), 3.281 feet (ft), 1.094 yards (yd), 0.001 miles (mi), 0.001 nautical miles (NM).

1 kilometer (km) is equal to 1000000 millimeters (mm), 100000 centimeters (cm), 1000 meters (m); 39370.079 inches (in), 3280.84 feet (ft), 1093.613 yards (yd), 0.622 miles (mi), 0.54 nautical miles (NM).

1 inch (in) is equal to 25.4 millimeters (mm), 2.54 centimeters (cm), 0.025 meters (m), 0 kilometers (km); 0.083 feet (ft), 0.028 yards (yd), 0 miles (mi), 0 nautical miles (NM).

1 foot (ft) is equal to 304.8 millimeters (mm), 30.48 centimeters (cm), 0.305 meters (m), 0 kilometers (km); 12 inches (in), 0.333 yards (yd), 0 miles (mi), 0 nautical miles (NM).

1 yard (yd) is equal to 914.4 millimeters (mm), 91.44 centimeters (cm), 0.914 meters (m), 0.001 kilometers (km); 36 inches (in), 3 feet (ft), 0.001 miles (mi), 0 nautical miles (NM).

1 mile (mi) is equal to 1609344 millimeters (mm), 160934.4 centimeters (cm), 1609.344 meters (m), 1.609 kilometers (km); 63360 inches (in), 5280 feet (ft), 1760 yards (yd), 0.869 nautical miles (NM).

1 nautical mile (NM) is equal to 1852000 millimeters (mm), 185200 centimeters (cm), 1852 meters (m), 1.852 kilometers (km); 72913.386 inches (in), 6076.115 feet (ft), 2025.372 yards (yd), 1.151 miles (mi).

Weight conversion

1 milligram (mg) is equal to 0.005 karats (kt), 0.001 grams (g), 0 kilograms (kg), 0 ounces (oz), 0 pounds (lb).

1 gram (g) is equal to 1000 milligrams (mg), 5 karats (kt), 0.001 kilograms (kg), 0.035 ounces (oz), 0.002 pounds (lb).

1 karat (kt) is equal to 200 milligrams (mg), 0.2 grams (g), 0 kilograms (kg), 0.007 ounces (oz), 0 pounds (lb).

1 kilogram (kg) is equal to 1000000 milligrams (mg), 5000 karats (kt), 1000 grams (g), 35.274 ounces (oz), 2.205 pounds (lb).

1 ounce (oz) is equal to 28349.523 milligrams (mg), 141 karats (kt), 28.35 grams (g), 0.028 kilograms (kg), 0.063 pounds (lb).

1 pound (lb) is equal to 453592.37 milligrams (mg), 2267.962 karats (kt), 453.592 grams (g), 0.454 kilograms (kg), 16 ounces (oz).

Speed conversion

1 kilometer per hour (km/h) is equal to 0.278 meters per second (m/s), 0.622 miles per hour (mph), 0.54 knots (kt).

1 meter per second (m/s) is equal to 3.6 kilometers per hour (km/h), 2.237 miles per hour (mph), 1.944 knots (kt).

1 mile per hour (mph) is equal to 1.609 kilometers per hour (km/h), 0.447 meters per second (m/s), 0.869 knots (kt).

1 knot (kt) is equal to 1.852 kilometers per hour (km/h), 0.514 meters per second (m/s), 1.151 miles per hour (mph).

Temperature conversion

1 degree Celsius (°C) is equal to 33.8 degrees Fahrenheit (°F) and 274.15 degrees Kelvin (K).

1 degree Fahrenheit (°F) is equal to -17.22 degrees Celsius (°C) and 255.93 degrees Kelvin (K).

1 degree Kelvin (K) is equal to -272.15 degrees Celsius (°C) and -457.87 degrees Fahrenheit (°F).

QR-code and barcodes of the number 1

QR code

QR code: 1

Code 39

(barcode)
Code 39: 1

Code 93

(barcode)
Code 93: 1

Code 128

(barcode)
Code 128: 1