# 72

9

12

195

## Factorization

72 = 2 × 2 × 2 × 3 × 3

Factor Count
2 3
3 2

5184

373248

## Square root of 72

8.48528137423856954058010160224512...

## Cube root of 72

4.16016764610380818112389533780515...

2628

## Reciprocal of 72

0.0138888888888889

1001000

7

## Octal of 72

110

48

 Prime number No Hexagonal number No Perfect number No Deficient number No Abundant number No Mersenne number No Harshad number Yes Harmonic divisor number No

QR72 (sequence)

98

24

6

0

## Properties of 72

Properties of the number 72: 72 has 12 divisors. The divisors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72 and the sum of them is 195. The factorization of 72 is 2 × 2 × 2 × 3 × 3. The square and cube of 72 are 5184 and 373248 respectively. The square root and cube root of 72 are 8.48528137423856954058010160224512... and 4.16016764610380818112389533780515.... The binary, octal, hexadecimal of 72 are 1001000, 110, 48. 72 is not a prime number, not hexagonal number, not perfect number, not deficient number, not Mersenne number, not Mersenne number, Harshad number, not harmonic divisor number.

## sin 72

0.25382336276203626423964010427881...

## cos 72

-0.96725058827388243898326436465140...

## tan 72

-0.26241737750193516731656018237118...

## sin 72°

0.95105651629515353118193843329209...

## cos 72°

0.30901699437494745126286943559535...

## tan 72°

3.07768353717525267043697567714844...

## log 72

4.27666611901605531187442466034554...

## log10 72

1.85733249643126852035379670269322...

## log2 72

6.16992500144231215131185308564454...