# 30

3

8

72

30 = 2 × 3 × 5

Factor Count
2 1
3 1
5 1

900

27000

## Square root of 30

5.47722557505166118829720289795659...

## Cube root of 30

3.10723250595385858119357180839870...

465

## Reciprocal of 30

0.0333333333333333

11110

5

## Octal of 30

36

1e

 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

QR30 (sequence)

45

8

4

-1

## Properties of 30

Properties of the number 30: 30 has 8 divisors. The divisors of 30 are 1, 2, 3, 5, 6, 10, 15, 30 and the sum of them is 72. The factorization of 30 is 2 × 3 × 5. The square and cube of 30 are 900 and 27000 respectively. The square root and cube root of 30 are 5.47722557505166118829720289795659... and 3.10723250595385858119357180839870.... The binary, octal, hexadecimal of 30 are 11110, 36, 1e. 30 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 30

-0.98803162409286182654710728456848...

## cos 30

0.15425144988758404673845348042960...

## tan 30

-6.40533119664627559330938311177306...

0.5

## cos 30°

0.86602540378443870761060452423408...

## tan 30°

0.57735026918962573105886804114562...

## log 30

3.40119738166215546115722645481583...

## log10 30

1.47712125471966237988397097069537...

## log2 30

4.90689059560851870145370412501507...