# 2

2

2

3

2 = 2

Factor Count
2 1

4

8

## Square root of 2

1.41421356237309514547462185873883...

## Cube root of 2

1.25992104989487319066654436028330...

3

## Reciprocal of 2

0.5000000000000000

10

2

## Octal of 2

2

2

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

QR2 (sequence)

6

1

1

-1

## Properties of 2

Properties of the number 2: 2 has 2 divisors. The divisors of 2 are 1, 2 and the sum of them is 3. The factorization of 2 is 2. The square and cube of 2 are 4 and 8 respectively. The square root and cube root of 2 are 1.41421356237309514547462185873883... and 1.25992104989487319066654436028330.... The binary, octal, hexadecimal of 2 are 10, 2, 2. 2 is a prime number, not hexagonal number, not perfect number, deficient number, not Mersenne number, not Mersenne number, Harshad number, not harmonic divisor number.

## sin 2

0.90929742682568170941692642372800...

## cos 2

-0.41614683654714240690353221907571...

## tan 2

-2.18503986326151888874846918042749...

## sin 2°

0.03489949670250096919188464994477...

## cos 2°

0.99939082701909576211818375668372...

## tan 2°

0.03492076949174773015105444073924...

## log 2

0.69314718055994528622676398299518...

## log10 2

0.30102999566398119801746702250966...

## log2 2

1.00000000000000000000000000000000...