The Number

131530

One Hundred and Thirty-One Thousand Five Hundred and Thirty

In Base 21 Unovigesimal Is

e45721

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

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

Nearby Numbers

Positive, nonzero integers within three units

131527
e45421
One Hundred and Thirty-One Thousand Five Hundred and Twenty-Seven in Base 21 Unovigesimal
131528
e45521
One Hundred and Thirty-One Thousand Five Hundred and Twenty-Eight in Base 21 Unovigesimal
131529
e45621
One Hundred and Thirty-One Thousand Five Hundred and Twenty-Nine in Base 21 Unovigesimal
131531
e45821
One Hundred and Thirty-One Thousand Five Hundred and Thirty-One in Base 21 Unovigesimal
131532
e45921
One Hundred and Thirty-One Thousand Five Hundred and Thirty-Two in Base 21 Unovigesimal
131533
e45a21
One Hundred and Thirty-One Thousand Five Hundred and Thirty-Three in Base 21 Unovigesimal

Scientific Notation

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

1.31530e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001a117eg744bc821

The reciprocal of 131530 in Base 21 Unovigesimal.

Palindrome?

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

The number e45721 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 five hundred and thirty 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 five hundred and thirty 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 five hundred and thirty has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
1879
45a21
One Thousand Eight Hundred and Seventy-Nine 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 · 5211 · 7211 · 45a211 = e45721

Base Conversions

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