Properties of the number

Number length
Sum of digits
Multiplication of digits
of 45 = 0.45
Parity
Odd
Is a prime number?
No
Next prime number
Is a composite number?
Yes
Is a semiprime number?
No
Is a linear number?
No
Is a square pyramidal number?
No
Triangular number
(T45)Is an abundant number?
No, it's a deficient number
Is a Fibonacci number?
No
Is a Harshad number?
(Niven number)Yes
Count of divisors
Sum of divisors
Multiplication of divisors
Factoring
(prime factors)32 × 5
Factorial
119622220865480194561963161495657715064383733760000000000
Inverse number
0.022222222222222
Exponentiation
2 2025 3 91125 4 4100625 5 184528125 6 8303765625 7 373669453125 8 16815125390625 9 756680642578125 10 34050628916015625
2√ 6.7082039324994 3√ 3.5568933044901 4√ 2.5900200641114 5√ 2.1411273683383 6√ 1.8859727740585 7√ 1.7225554709127 8√ 1.6093539275471 9√ 1.5264770502686 10√ 1.4632591596632 1.4134877424515
Square root and remainder
62 + 9
Is a perfect square?
No
Is a perfect cube?
No
Natural logarithm
(loge)3.8066624897703
Common logarithm
(log10)1.6532125137753
Binary logarithm
(log2)5.4918530963297