# 55

10

4

72

55 = 5 × 11

Factor Count
5 1
11 1

3025

166375

## Square root of 55

7.41619848709566298339268541894853...

## Cube root of 55

3.80295246076139115132264123531058...

1540

## Reciprocal of 55

0.0181818181818182

110111

6

## Octal of 55

67

37

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

QR55 (sequence)

77

40

20

1

## Properties of 55

Properties of the number 55: 55 has 4 divisors. The divisors of 55 are 1, 5, 11, 55 and the sum of them is 72. The factorization of 55 is 5 × 11. The square and cube of 55 are 3025 and 166375 respectively. The square root and cube root of 55 are 7.41619848709566298339268541894853... and 3.80295246076139115132264123531058.... The binary, octal, hexadecimal of 55 are 110111, 67, 37. 55 is not a prime number, not hexagonal number, not perfect number, not deficient number, not Mersenne number, not Mersenne number, not Harshad number, not harmonic divisor number.

## sin 55

-0.99975517335861985301903587242123...

## cos 55

0.02212675626195573577725816960537...

## tan 55

-45.18308791052113093655862030573189...

## sin 55°

0.81915204428899179855960710483487...

## cos 55°

0.57357643635104615942310601894860...

## tan 55°

1.42814800674211439535099543718388...

## log 55

4.00733318523247117326491206767969...

## log10 55

1.74036268949424388630120574816829...

## log2 55

5.78135971352465993788882769877091...