# 61

7

2

62

61 = 61

Factor Count
61 1

3721

226981

## Square root of 61

7.81024967590665397665361524559557...

## Cube root of 61

3.93649718310217311412202434439678...

1891

## Reciprocal of 61

0.0163934426229508

111101

6

## Octal of 61

75

3d

 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

QR61 (sequence)

85

60

60

-1

## Properties of 61

Properties of the number 61: 61 has 2 divisors. The divisors of 61 are 1, 61 and the sum of them is 62. The factorization of 61 is 61. The square and cube of 61 are 3721 and 226981 respectively. The square root and cube root of 61 are 7.81024967590665397665361524559557... and 3.93649718310217311412202434439678.... The binary, octal, hexadecimal of 61 are 111101, 75, 3d. 61 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 61

-0.96611777000839293982892286294373...

## cos 61

-0.25810163593826745964676661060366...

## tan 61

3.74316794427241950060647468490060...

## sin 61°

0.87461970713939574118001019087387...

## cos 61°

0.48480962024633711404675295852940...

## tan 61°

1.80404775527142358093612983793719...

## log 61

4.11087386417331135390895724412985...

## log10 61

1.78532983501076714105693099554628...

## log2 61

5.93073733756288667962053295923397...