The Number

38157

Thirty-Eight Thousand One Hundred and Fifty-Seven

In Base 21 Unovigesimal Is

42b021

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

For more familiar numbers: See Thirty-Eight Thousand One Hundred and Fifty-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

38154
42ai21
Thirty-Eight Thousand One Hundred and Fifty-Four in Base 21 Unovigesimal
38155
42aj21
Thirty-Eight Thousand One Hundred and Fifty-Five in Base 21 Unovigesimal
38156
42ak21
Thirty-Eight Thousand One Hundred and Fifty-Six in Base 21 Unovigesimal
38158
42b121
Thirty-Eight Thousand One Hundred and Fifty-Eight in Base 21 Unovigesimal
38159
42b221
Thirty-Eight Thousand One Hundred and Fifty-Nine in Base 21 Unovigesimal
38160
42b321
Thirty-Eight Thousand One Hundred and Sixty in Base 21 Unovigesimal

Scientific Notation

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

3.8157e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000520f1028k73a21

The reciprocal of 38157 in Base 21 Unovigesimal.

Palindrome?

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

The number 42b021 is not a palindrome.

Not A Prime Number

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

Thirty-eight thousand one hundred and fifty-seven 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.

Thirty-eight thousand one hundred and fifty-seven 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 thirty-eight thousand one hundred and fifty-seven has the following 4 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
79
3g21
Seventy-Nine 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 · 7211 · 12211 · 3g211 = 42b021

Base Conversions

The number thirty-eight thousand one hundred and fifty-seven in 35 different bases