The Number

139812

One Hundred and Thirty-Nine Thousand Eight Hundred and Twelve

In Base 21 Unovigesimal Is

f20f21

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

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

Nearby Numbers

Positive, nonzero integers within three units

139809
f20c21
One Hundred and Thirty-Nine Thousand Eight Hundred and Nine in Base 21 Unovigesimal
139810
f20d21
One Hundred and Thirty-Nine Thousand Eight Hundred and Ten in Base 21 Unovigesimal
139811
f20e21
One Hundred and Thirty-Nine Thousand Eight Hundred and Eleven in Base 21 Unovigesimal
139813
f20g21
One Hundred and Thirty-Nine Thousand Eight Hundred and Thirteen in Base 21 Unovigesimal
139814
f20h21
One Hundred and Thirty-Nine Thousand Eight Hundred and Fourteen in Base 21 Unovigesimal
139815
f20i21
One Hundred and Thirty-Nine Thousand Eight Hundred and Fifteen in Base 21 Unovigesimal

Scientific Notation

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

1.39812e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00018494bfh2g06k21

The reciprocal of 139812 in Base 21 Unovigesimal.

Palindrome?

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

The number f20f21 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 eight hundred and twelve is a composite number with 24 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 eight hundred and twelve is a composite number with 24 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 eight hundred and twelve has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
61
2j21
Sixty-One in Base 21 Unovigesimal
191
9221
One Hundred and Ninety-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

2212 · 3211 · 2j211 · 92211 = f20f21

Base Conversions

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