The Number

139530

One Hundred and Thirty-Nine Thousand Five Hundred and Thirty

In Base 21 Unovigesimal Is

f18621

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

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

Nearby Numbers

Positive, nonzero integers within three units

139527
f18321
One Hundred and Thirty-Nine Thousand Five Hundred and Twenty-Seven in Base 21 Unovigesimal
139528
f18421
One Hundred and Thirty-Nine Thousand Five Hundred and Twenty-Eight in Base 21 Unovigesimal
139529
f18521
One Hundred and Thirty-Nine Thousand Five Hundred and Twenty-Nine in Base 21 Unovigesimal
139531
f18721
One Hundred and Thirty-Nine Thousand Five Hundred and Thirty-One in Base 21 Unovigesimal
139532
f18821
One Hundred and Thirty-Nine Thousand Five Hundred and Thirty-Two in Base 21 Unovigesimal
139533
f18921
One Hundred and Thirty-Nine 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.

1.39530e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000185e56c0bj62g21

The reciprocal of 139530 in Base 21 Unovigesimal.

Palindrome?

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

The number f18621 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-nine 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-nine 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-nine thousand five hundred and thirty has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
4651
aba21
Four Thousand Six Hundred and Fifty-One 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 · 3211 · 5211 · aba211 = f18621

Base Conversions

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