The Number

20898

Twenty Thousand Eight Hundred and Ninety-Eight

In Base 21 Unovigesimal Is

258321

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

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

Nearby Numbers

Positive, nonzero integers within three units

20895
258021
Twenty Thousand Eight Hundred and Ninety-Five in Base 21 Unovigesimal
20896
258121
Twenty Thousand Eight Hundred and Ninety-Six in Base 21 Unovigesimal
20897
258221
Twenty Thousand Eight Hundred and Ninety-Seven in Base 21 Unovigesimal
20899
258421
Twenty Thousand Eight Hundred and Ninety-Nine in Base 21 Unovigesimal
20900
258521
Twenty Thousand Nine Hundred in Base 21 Unovigesimal
20901
258621
Twenty Thousand Nine Hundred and 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.

2.0898e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009690f814d90g21

The reciprocal of 20898 in Base 21 Unovigesimal.

Palindrome?

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

The number 258321 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 eight hundred and ninety-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand eight hundred and ninety-eight is a composite number with 24 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 eight hundred and ninety-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
43
2121
Forty-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 · 3215 · 21211 = 258321

Base Conversions

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