128 Number Properties & Facts

Primality

Prime Factorization of 128

2⁷

Number of Divisors of 128

8

1, 2, 4, 8, 16, 32, 64, 128

1, 2, 4, 8, 16, 32, 64, 128

Is 128 Prime?

No

Trigonometry

Sine of 128

0.72103771050173

Cosecant: 1.3868900134282

Cosine of 128

-0.69289582192017

Secant: -1.4432184007529

Tangent of 128

-1.0406148914329

Cotangent: -0.96097029576722

Functions

Square of 128

16384

128 × 128 = 16384

Square Root of 128

11.313708498985

11.313708498985² = 128

Natural Logarithm (ln) of 128

4.8520302639196

e^{4.8520302639196} = 128

Decimal Logarithm (log) of 128

2.1072099696479

10^{2.1072099696479} = 128

Sequences

Is 128 a Fibonacci Number?

No

Is 128 a Bell Number?

No

Is 128 a Catalan Number?

No

Is 128 a Factorial?

No

Is 128 a Perfect Number?

No

Translations

Numeric Bases

128 in Binary (Base 2)

0b10000000

One's Complement: 01111111

Two's Complement: 10000000

128 in Octal (Base 8)

0200

128 in Hexadecimal (Base 16)

0x80

Miscellaneous

• 128 is an even number
• 128 has 3 Significant Figures
• The Hamming Weight of 128 is 1
• 128 is a Hamming (Regular) Number
• 128 is a Humble Number
• 128 is not a Polygonal (s < 13) Number
• 128 is not a Happy Number
• 128 is not a Self Describing Number
• 128 is not a Palindrome
• 128 is not a Münchhausen Number
• 128 is not an Eban Number
• 128 is a Pernicious Number
• 128 is an Attractive Number
• 128 is not a Perfect Square
• 128 is a Perfect Power