The Number

142931

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

In Base 21 Unovigesimal Is

f92521

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

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

Nearby Numbers

Positive, nonzero integers within three units

142928
f92221
One Hundred and Forty-Two Thousand Nine Hundred and Twenty-Eight in Base 21 Unovigesimal
142929
f92321
One Hundred and Forty-Two Thousand Nine Hundred and Twenty-Nine in Base 21 Unovigesimal
142930
f92421
One Hundred and Forty-Two Thousand Nine Hundred and Thirty in Base 21 Unovigesimal
142932
f92621
One Hundred and Forty-Two Thousand Nine Hundred and Thirty-Two in Base 21 Unovigesimal
142933
f92721
One Hundred and Forty-Two Thousand Nine Hundred and Thirty-Three in Base 21 Unovigesimal
142934
f92821
One Hundred and Forty-Two Thousand Nine 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.

1.42931e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00017c1246bbfh621

The reciprocal of 142931 in Base 21 Unovigesimal.

Palindrome?

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

The number f92521 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 nine hundred and thirty-one is a composite number with 4 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 nine hundred and thirty-one is a composite number with 4 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 nine hundred and thirty-one has the following 2 prime factors:

37
1g21
Thirty-Seven in Base 21 Unovigesimal
3863
8fk21
Three Thousand Eight Hundred and Sixty-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

1g211 · 8fk211 = f92521

Base Conversions

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