158 (number)

From Wikipedia, the free encyclopedia
Jump to navigation Jump to search
← 157 158 159 →
Cardinalone hundred fifty-eight
Ordinal158th
(one hundred fifty-eighth)
Factorization2 × 79
Divisors1, 2, 79, 158
Greek numeralΡΝΗ´
Roman numeralCLVIII
Binary100111102
Ternary122123
Quaternary21324
Quinary11135
Senary4226
Octal2368
Duodecimal11212
Hexadecimal9E16
Vigesimal7I20
Base 364E36

158 (one hundred [and] fifty-eight) is the natural number following 157 and preceding 159.

In mathematics[edit]

158 is a nontotient, since there is no integer with 158 coprimes below it. 158 is a Perrin number, appearing after 68, 90, 119.[1]

158 is the number of digits in the decimal expansion of 100!, the product of all the natural numbers up to and including 100.

In the military[edit]

In music[edit]

In transportation[edit]

In other fields[edit]

158 is also:

See also[edit]

References[edit]

  1. ^ "Sloane's A001608 : Perrin sequence". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-28.

External links[edit]