The Number

131638

One Hundred and Thirty-One Thousand Six Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

e4aa21

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

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

Nearby Numbers

Positive, nonzero integers within three units

131635
e4a721
One Hundred and Thirty-One Thousand Six Hundred and Thirty-Five in Base 21 Unovigesimal
131636
e4a821
One Hundred and Thirty-One Thousand Six Hundred and Thirty-Six in Base 21 Unovigesimal
131637
e4a921
One Hundred and Thirty-One Thousand Six Hundred and Thirty-Seven in Base 21 Unovigesimal
131639
e4ab21
One Hundred and Thirty-One Thousand Six Hundred and Thirty-Nine in Base 21 Unovigesimal
131640
e4ac21
One Hundred and Thirty-One Thousand Six Hundred and Forty in Base 21 Unovigesimal
131641
e4ad21
One Hundred and Thirty-One Thousand Six Hundred and Forty-One in Base 21 Unovigesimal

Scientific Notation

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

1.31638e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001a0b2g7ibi4bf21

The reciprocal of 131638 in Base 21 Unovigesimal.

Palindrome?

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

The number e4aa21 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-one thousand six hundred and thirty-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-one thousand six hundred and thirty-eight is a composite number with 16 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-one thousand six hundred and thirty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
61
2j21
Sixty-One in Base 21 Unovigesimal
83
3k21
Eighty-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

2211 · d211 · 2j211 · 3k211 = e4aa21

Base Conversions

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