The Number

12139

Twelve Thousand One Hundred and Thirty-Nine

In Base 18 Octodecimal Is

218718

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

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

Nearby Numbers

Positive, nonzero integers within three units

12136
218418
Twelve Thousand One Hundred and Thirty-Six in Base 18 Octodecimal
12137
218518
Twelve Thousand One Hundred and Thirty-Seven in Base 18 Octodecimal
12138
218618
Twelve Thousand One Hundred and Thirty-Eight in Base 18 Octodecimal
12140
218818
Twelve Thousand One Hundred and Forty in Base 18 Octodecimal
12141
218918
Twelve Thousand One Hundred and Forty-One in Base 18 Octodecimal
12142
218a18
Twelve Thousand One Hundred and Forty-Two in Base 18 Octodecimal

Scientific Notation

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

1.2139e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0008bbg299b39dda18

The reciprocal of 12139 in Base 18 Octodecimal.

Palindrome?

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

The number 218718 is not a palindrome.

Not A Prime Number

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

Twelve thousand one hundred and thirty-nine 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.

Twelve thousand one hundred and thirty-nine 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 twelve thousand one hundred and thirty-nine has the following 2 prime factors:

61
3718
Sixty-One in Base 18 Octodecimal
199
b118
One Hundred and Ninety-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

37181 · b1181 = 218718

Base Conversions

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