68

Previous number

67

Next number

69

Sum of digits

14

Divisors of 68

Number of divisors

6

Sum of divisors

126

Factorization

68 = 2 × 2 × 17

Prime factors of 68

Factor Count
2 2
17 1

Square of 68

4624

Cube of 68

314432

Square root of 68

8.24621125123532117129343532724306...

Cube root of 68

4.08165510191734792755369198857807...

68th triangle number

2346

Reciprocal of 68

0.0147058823529412

Binary of 68

1000100

Number of digits of 68 in base 2

7

Octal of 68

104

Hexadecimal of 68

44

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

Quadratic residues of 68

QR68 (sequence)

68th composite number

93

Euler's totient function of 68

32

Carmichael function of 68

16

Möbius function of 68

0

Properties of 68

Properties of the number 68: 68 has 6 divisors. The divisors of 68 are 1, 2, 4, 17, 34, 68 and the sum of them is 126. The factorization of 68 is 2 × 2 × 17. The square and cube of 68 are 4624 and 314432 respectively. The square root and cube root of 68 are 8.24621125123532117129343532724306... and 4.08165510191734792755369198857807.... The binary, octal, hexadecimal of 68 are 1000100, 104, 44. 68 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 68

-0.89792768068929129654520693293307...

cos 68

0.44014302249604070338406813789334...

tan 68

-2.04008159801594635140986611077096...

sin 68°

0.92718385456678742428948680753820...

cos 68°

0.37460659341591195925502688623965...

tan 68°

2.47508685341629641740723855036777...

log 68

4.21950770517610695975463386275806...

log10 68

1.83250891270623639250914038711926...

log2 68

6.08746284125033909617741301190108...

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