The Number

42513

Forty-Two Thousand Five Hundred and Thirteen

In Base 21 Unovigesimal Is

4c8921

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

For more familiar numbers: See Forty-Two Thousand Five Hundred and Thirteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

42510
4c8621
Forty-Two Thousand Five Hundred and Ten in Base 21 Unovigesimal
42511
4c8721
Forty-Two Thousand Five Hundred and Eleven in Base 21 Unovigesimal
42512
4c8821
Forty-Two Thousand Five Hundred and Twelve in Base 21 Unovigesimal
42514
4c8a21
Forty-Two Thousand Five Hundred and Fourteen in Base 21 Unovigesimal
42515
4c8b21
Forty-Two Thousand Five Hundred and Fifteen in Base 21 Unovigesimal
42516
4c8c21
Forty-Two Thousand Five Hundred and Sixteen in Base 21 Unovigesimal

Scientific Notation

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

4.2513e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004c18ca89ec6c721

The reciprocal of 42513 in Base 21 Unovigesimal.

Palindrome?

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

The number 4c8921 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 five hundred and thirteen 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.

Forty-two thousand five hundred and thirteen 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 forty-two thousand five hundred and thirteen has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
37
1g21
Thirty-Seven in Base 21 Unovigesimal
383
i521
Three Hundred and Eighty-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

3211 · 1g211 · i5211 = 4c8921

Base Conversions

The number forty-two thousand five hundred and thirteen in 35 different bases