The Number

138913

One Hundred and Thirty-Eight Thousand Nine Hundred and Thirteen

In Base 18 Octodecimal Is

15ed718

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

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

Nearby Numbers

Positive, nonzero integers within three units

138910
15ed418
One Hundred and Thirty-Eight Thousand Nine Hundred and Ten in Base 18 Octodecimal
138911
15ed518
One Hundred and Thirty-Eight Thousand Nine Hundred and Eleven in Base 18 Octodecimal
138912
15ed618
One Hundred and Thirty-Eight Thousand Nine Hundred and Twelve in Base 18 Octodecimal
138914
15ed818
One Hundred and Thirty-Eight Thousand Nine Hundred and Fourteen in Base 18 Octodecimal
138915
15ed918
One Hundred and Thirty-Eight Thousand Nine Hundred and Fifteen in Base 18 Octodecimal
138916
15eda18
One Hundred and Thirty-Eight Thousand Nine Hundred and Sixteen in Base 18 Octodecimal

Scientific Notation

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

1.38913e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000daf3h002a1da718

The reciprocal of 138913 in Base 18 Octodecimal.

Palindrome?

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

The number 15ed718 is not a palindrome.

Not A Prime Number

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

One hundred and thirty-eight thousand nine hundred and thirteen 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.

One hundred and thirty-eight thousand nine hundred and thirteen 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 one hundred and thirty-eight thousand nine hundred and thirteen has the following 2 prime factors:

53
2h18
Fifty-Three in Base 18 Octodecimal
2621
81b18
Two Thousand Six Hundred and Twenty-One in Base 18 Octodecimal

Prime Factorization

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

2h181 · 81b181 = 15ed718

Base Conversions

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