The Number

42156

Forty-Two Thousand One Hundred and Fifty-Six

In Base 21 Unovigesimal Is

4bc921

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

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

Nearby Numbers

Positive, nonzero integers within three units

42153
4bc621
Forty-Two Thousand One Hundred and Fifty-Three in Base 21 Unovigesimal
42154
4bc721
Forty-Two Thousand One Hundred and Fifty-Four in Base 21 Unovigesimal
42155
4bc821
Forty-Two Thousand One Hundred and Fifty-Five in Base 21 Unovigesimal
42157
4bca21
Forty-Two Thousand One Hundred and Fifty-Seven in Base 21 Unovigesimal
42158
4bcb21
Forty-Two Thousand One Hundred and Fifty-Eight in Base 21 Unovigesimal
42159
4bcc21
Forty-Two Thousand One Hundred and Fifty-Nine in Base 21 Unovigesimal

Scientific Notation

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

4.2156e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004cia7g38dcjd521

The reciprocal of 42156 in Base 21 Unovigesimal.

Palindrome?

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

The number 4bc921 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 one hundred and fifty-six is a composite number with 18 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 one hundred and fifty-six is a composite number with 18 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 one hundred and fifty-six has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
1171
2dg21
One Thousand One Hundred and Seventy-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

2212 · 3212 · 2dg211 = 4bc921

Base Conversions

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