The Number

142631

One Hundred and Forty-Two Thousand Six Hundred and Thirty-One

In Base 21 Unovigesimal Is

f88k21

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

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

Nearby Numbers

Positive, nonzero integers within three units

142628
f88h21
One Hundred and Forty-Two Thousand Six Hundred and Twenty-Eight in Base 21 Unovigesimal
142629
f88i21
One Hundred and Forty-Two Thousand Six Hundred and Twenty-Nine in Base 21 Unovigesimal
142630
f88j21
One Hundred and Forty-Two Thousand Six Hundred and Thirty in Base 21 Unovigesimal
142632
f89021
One Hundred and Forty-Two Thousand Six Hundred and Thirty-Two in Base 21 Unovigesimal
142633
f89121
One Hundred and Forty-Two Thousand Six Hundred and Thirty-Three in Base 21 Unovigesimal
142634
f89221
One Hundred and Forty-Two Thousand Six Hundred and Thirty-Four in Base 21 Unovigesimal

Scientific Notation

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

1.42631e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017d6cgedh32k121

The reciprocal of 142631 in Base 21 Unovigesimal.

Palindrome?

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

The number f88k21 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 forty-two thousand six hundred and thirty-one is a composite number with 8 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 forty-two thousand six hundred and thirty-one is a composite number with 8 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 forty-two thousand six hundred and thirty-one has the following 3 prime factors:

31
1a21
Thirty-One in Base 21 Unovigesimal
43
2121
Forty-Three in Base 21 Unovigesimal
107
5221
One Hundred and Seven in Base 21 Unovigesimal

Prime Factorization

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

1a211 · 21211 · 52211 = f88k21

Base Conversions

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