The Number

20748

Twenty Thousand Seven Hundred and Forty-Eight

In Base 21 Unovigesimal Is

251021

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

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

Nearby Numbers

Positive, nonzero integers within three units

20745
250i21
Twenty Thousand Seven Hundred and Forty-Five in Base 21 Unovigesimal
20746
250j21
Twenty Thousand Seven Hundred and Forty-Six in Base 21 Unovigesimal
20747
250k21
Twenty Thousand Seven Hundred and Forty-Seven in Base 21 Unovigesimal
20749
251121
Twenty Thousand Seven Hundred and Forty-Nine in Base 21 Unovigesimal
20750
251221
Twenty Thousand Seven Hundred and Fifty in Base 21 Unovigesimal
20751
251321
Twenty Thousand Seven Hundred and Fifty-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.

2.0748e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00097heh26deiige21

The reciprocal of 20748 in Base 21 Unovigesimal.

Palindrome?

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

The number 251021 is not a palindrome.

Not A Prime Number

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

Twenty thousand seven hundred and forty-eight is a composite number with 48 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand seven hundred and forty-eight is a composite number with 48 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 twenty thousand seven hundred and forty-eight has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
19
j21
Nineteen 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 · 3211 · 7211 · d211 · j211 = 251021

Base Conversions

The number twenty thousand seven hundred and forty-eight in 35 different bases