The Number

31138

Thirty-One Thousand One Hundred and Thirty-Eight

In Base 18 Octodecimal Is

561g18

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

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

Nearby Numbers

Positive, nonzero integers within three units

31135
561d18
Thirty-One Thousand One Hundred and Thirty-Five in Base 18 Octodecimal
31136
561e18
Thirty-One Thousand One Hundred and Thirty-Six in Base 18 Octodecimal
31137
561f18
Thirty-One Thousand One Hundred and Thirty-Seven in Base 18 Octodecimal
31139
561h18
Thirty-One Thousand One Hundred and Thirty-Nine in Base 18 Octodecimal
31140
562018
Thirty-One Thousand One Hundred and Forty in Base 18 Octodecimal
31141
562118
Thirty-One 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.

3.1138e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00036c5929fh8h7c818

The reciprocal of 31138 in Base 18 Octodecimal.

Palindrome?

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

The number 561g18 is not a palindrome.

Not A Prime Number

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

Thirty-one thousand one hundred and thirty-eight is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Thirty-one thousand one hundred and thirty-eight is a composite number with 4 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 thirty-one thousand one hundred and thirty-eight has the following 2 prime factors:

2
218
Two in Base 18 Octodecimal
15569
2c0h18
Fifteen Thousand Five Hundred and Sixty-Nine 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 · 2c0h181 = 561g18

Base Conversions

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