The Number

42031

Forty-Two Thousand and Thirty-One

In Base 21 Unovigesimal Is

4b6a21

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

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

Nearby Numbers

Positive, nonzero integers within three units

42028
4b6721
Forty-Two Thousand and Twenty-Eight in Base 21 Unovigesimal
42029
4b6821
Forty-Two Thousand and Twenty-Nine in Base 21 Unovigesimal
42030
4b6921
Forty-Two Thousand and Thirty in Base 21 Unovigesimal
42032
4b6b21
Forty-Two Thousand and Thirty-Two in Base 21 Unovigesimal
42033
4b6c21
Forty-Two Thousand and Thirty-Three in Base 21 Unovigesimal
42034
4b6d21
Forty-Two Thousand 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.

4.2031e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004d3b91b6i105821

The reciprocal of 42031 in Base 21 Unovigesimal.

Palindrome?

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

The number 4b6a21 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Forty-two thousand 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.

Forty-two thousand 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 forty-two thousand and thirty-one has the following 2 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
3821
8dk21
Three Thousand Eight Hundred and Twenty-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

b211 · 8dk211 = 4b6a21

Base Conversions

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