The Number

12738

Twelve Thousand Seven Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

17ic21

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

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

Nearby Numbers

Positive, nonzero integers within three units

12735
17i921
Twelve Thousand Seven Hundred and Thirty-Five in Base 21 Unovigesimal
12736
17ia21
Twelve Thousand Seven Hundred and Thirty-Six in Base 21 Unovigesimal
12737
17ib21
Twelve Thousand Seven Hundred and Thirty-Seven in Base 21 Unovigesimal
12739
17id21
Twelve Thousand Seven Hundred and Thirty-Nine in Base 21 Unovigesimal
12740
17ie21
Twelve Thousand Seven Hundred and Forty in Base 21 Unovigesimal
12741
17if21
Twelve Thousand Seven Hundred and Forty-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.

1.2738e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000f5d1j89aaj4f21

The reciprocal of 12738 in Base 21 Unovigesimal.

Palindrome?

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

The number 17ic21 is not a palindrome.

Not A Prime Number

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

Twelve thousand seven hundred and thirty-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.

Twelve thousand seven hundred and thirty-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 twelve thousand seven hundred and thirty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
193
9421
One Hundred and Ninety-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 · b211 · 94211 = 17ic21

Base Conversions

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