The Number

138161

One Hundred and Thirty-Eight Thousand One Hundred and Sixty-One

In Base 18 Octodecimal Is

15c7b18

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

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

Nearby Numbers

Positive, nonzero integers within three units

138158
15c7818
One Hundred and Thirty-Eight Thousand One Hundred and Fifty-Eight in Base 18 Octodecimal
138159
15c7918
One Hundred and Thirty-Eight Thousand One Hundred and Fifty-Nine in Base 18 Octodecimal
138160
15c7a18
One Hundred and Thirty-Eight Thousand One Hundred and Sixty in Base 18 Octodecimal
138162
15c7c18
One Hundred and Thirty-Eight Thousand One Hundred and Sixty-Two in Base 18 Octodecimal
138163
15c7d18
One Hundred and Thirty-Eight Thousand One Hundred and Sixty-Three in Base 18 Octodecimal
138164
15c7e18
One Hundred and Thirty-Eight Thousand One Hundred and Sixty-Four in Base 18 Octodecimal

Scientific Notation

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

1.38161e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000dc33d2hc965fb18

The reciprocal of 138161 in Base 18 Octodecimal.

Palindrome?

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

The number 15c7b18 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 one hundred and sixty-one 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 one hundred and sixty-one 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 one hundred and sixty-one has the following 2 prime factors:

23
1518
Twenty-Three in Base 18 Octodecimal
6007
109d18
Six Thousand and Seven in Base 18 Octodecimal

Prime Factorization

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

15181 · 109d181 = 15c7b18

Base Conversions

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