The Number

87138

Eighty-Seven Thousand One Hundred and Thirty-Eight

In Base 18 Octodecimal Is

egh018

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See Eighty-Seven Thousand One Hundred and Thirty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

87135
eggf18
Eighty-Seven Thousand One Hundred and Thirty-Five in Base 18 Octodecimal
87136
eggg18
Eighty-Seven Thousand One Hundred and Thirty-Six in Base 18 Octodecimal
87137
eggh18
Eighty-Seven Thousand One Hundred and Thirty-Seven in Base 18 Octodecimal
87139
egh118
Eighty-Seven Thousand One Hundred and Thirty-Nine in Base 18 Octodecimal
87140
egh218
Eighty-Seven Thousand One Hundred and Forty in Base 18 Octodecimal
87141
egh318
Eighty-Seven Thousand One Hundred and Forty-One in Base 18 Octodecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

8.7138e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00013c5fb0a6d298418

The reciprocal of 87138 in Base 18 Octodecimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number egh018 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Eighty-seven thousand one hundred and thirty-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Eighty-seven thousand one hundred and thirty-eight is a composite number with 24 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number eighty-seven thousand one hundred and thirty-eight has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
47
2b18
Forty-Seven in Base 18 Octodecimal
103
5d18
One Hundred and Three in Base 18 Octodecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2181 · 3182 · 2b181 · 5d181 = egh018

Base Conversions

The number eighty-seven thousand one hundred and thirty-eight in 35 different bases