The Number

20997

Twenty Thousand Nine Hundred and Ninety-Seven

In Base 25 Pentavigesimal Is

18em25

The numbers with a 25 subscript use Base 25 Pentavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20994
18ej25
Twenty Thousand Nine Hundred and Ninety-Four in Base 25 Pentavigesimal
20995
18ek25
Twenty Thousand Nine Hundred and Ninety-Five in Base 25 Pentavigesimal
20996
18el25
Twenty Thousand Nine Hundred and Ninety-Six in Base 25 Pentavigesimal
20998
18en25
Twenty Thousand Nine Hundred and Ninety-Eight in Base 25 Pentavigesimal
20999
18eo25
Twenty Thousand Nine Hundred and Ninety-Nine in Base 25 Pentavigesimal
21000
18f025
Twenty-One Thousand in Base 25 Pentavigesimal

Scientific Notation

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

2.0997e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000if2a34j87kh25

The reciprocal of 20997 in Base 25 Pentavigesimal.

Palindrome?

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

The number 18em25 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 ninety-seven is a composite number with 6 total factors (including 1 and itself).   See primes in Base 25 Pentavigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand nine hundred and ninety-seven is a composite number with 6 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 ninety-seven has the following 2 prime factors:

3
325
Three in Base 25 Pentavigesimal
2333
3i825
Two Thousand Three Hundred and Thirty-Three in Base 25 Pentavigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

3252 · 3i8251 = 18em25

Base Conversions

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