The Number

2139

Two Thousand One Hundred and Thirty-Nine

In Base 28 Octovigesimal Is

2kb28

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

2136
2k828
Two Thousand One Hundred and Thirty-Six in Base 28 Octovigesimal
2137
2k928
Two Thousand One Hundred and Thirty-Seven in Base 28 Octovigesimal
2138
2ka28
Two Thousand One Hundred and Thirty-Eight in Base 28 Octovigesimal
2140
2kc28
Two Thousand One Hundred and Forty in Base 28 Octovigesimal
2141
2kd28
Two Thousand One Hundred and Forty-One in Base 28 Octovigesimal
2142
2ke28
Two Thousand One Hundred and Forty-Two in Base 28 Octovigesimal

Scientific Notation

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

2.139e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00a79rid4k8nlk28

The reciprocal of 2139 in Base 28 Octovigesimal.

Palindrome?

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

The number 2kb28 is not a palindrome.

Not A Prime Number

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

Two thousand one hundred and thirty-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Two thousand one hundred and thirty-nine is a composite number with 8 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 two thousand one hundred and thirty-nine has the following 3 prime factors:

3
328
Three in Base 28 Octovigesimal
23
n28
Twenty-Three in Base 28 Octovigesimal
31
1328
Thirty-One in Base 28 Octovigesimal

Prime Factorization

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

3281 · n281 · 13281 = 2kb28

Base Conversions

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