The Number

20958

Twenty Thousand Nine Hundred and Fifty-Eight

In Base 21 Unovigesimal Is

25b021

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

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

Nearby Numbers

Positive, nonzero integers within three units

20955
25ai21
Twenty Thousand Nine Hundred and Fifty-Five in Base 21 Unovigesimal
20956
25aj21
Twenty Thousand Nine Hundred and Fifty-Six in Base 21 Unovigesimal
20957
25ak21
Twenty Thousand Nine Hundred and Fifty-Seven in Base 21 Unovigesimal
20959
25b121
Twenty Thousand Nine Hundred and Fifty-Nine in Base 21 Unovigesimal
20960
25b221
Twenty Thousand Nine Hundred and Sixty in Base 21 Unovigesimal
20961
25b321
Twenty Thousand Nine 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.

2.0958e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00095i5kje38304621

The reciprocal of 20958 in Base 21 Unovigesimal.

Palindrome?

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

The number 25b021 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 nine 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.

Twenty thousand nine 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 twenty thousand nine hundred and fifty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
499
12g21
Four Hundred and Ninety-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

2211 · 3211 · 7211 · 12g211 = 25b021

Base Conversions

The number twenty thousand nine hundred and fifty-eight in 35 different bases