The Number

42558

Forty-Two Thousand Five Hundred and Fifty-Eight

In Base 21 Unovigesimal Is

4cac21

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

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

Nearby Numbers

Positive, nonzero integers within three units

42555
4ca921
Forty-Two Thousand Five Hundred and Fifty-Five in Base 21 Unovigesimal
42556
4caa21
Forty-Two Thousand Five Hundred and Fifty-Six in Base 21 Unovigesimal
42557
4cab21
Forty-Two Thousand Five Hundred and Fifty-Seven in Base 21 Unovigesimal
42559
4cad21
Forty-Two Thousand Five Hundred and Fifty-Nine in Base 21 Unovigesimal
42560
4cae21
Forty-Two Thousand Five Hundred and Sixty in Base 21 Unovigesimal
42561
4caf21
Forty-Two Thousand Five Hundred and Sixty-One in Base 21 Unovigesimal

Scientific Notation

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

4.2558e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004bk5gg2bjdfc21

The reciprocal of 42558 in Base 21 Unovigesimal.

Palindrome?

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

The number 4cac21 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 fifty-eight is a composite number with 16 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 fifty-eight is a composite number with 16 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 fifty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
41
1k21
Forty-One in Base 21 Unovigesimal
173
8521
One Hundred and Seventy-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

2211 · 3211 · 1k211 · 85211 = 4cac21

Base Conversions

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