The Number

3139

Three Thousand One Hundred and Thirty-Nine

In Base 21 Unovigesimal Is

72a21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

3136
72721
Three Thousand One Hundred and Thirty-Six in Base 21 Unovigesimal
3137
72821
Three Thousand One Hundred and Thirty-Seven in Base 21 Unovigesimal
3138
72921
Three Thousand One Hundred and Thirty-Eight in Base 21 Unovigesimal
3140
72b21
Three Thousand One Hundred and Forty in Base 21 Unovigesimal
3141
72c21
Three Thousand One Hundred and Forty-One in Base 21 Unovigesimal
3142
72d21
Three Thousand One Hundred and Forty-Two in Base 21 Unovigesimal

Scientific Notation

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

3.139e3

Reciprocal

A number multiplied with its reciprocal is one.

0.002jk1fgkbi4hc21

The reciprocal of 3139 in Base 21 Unovigesimal.

Palindrome?

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

The number 72a21 is not a palindrome.

Not A Prime Number

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

Three thousand one hundred and thirty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Three 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 three thousand one hundred and thirty-nine has the following 2 prime factors:

43
2121
Forty-Three in Base 21 Unovigesimal
73
3a21
Seventy-Three in Base 21 Unovigesimal

Prime Factorization

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

21211 · 3a211 = 72a21

Base Conversions

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