The Number

20997

Twenty Thousand Nine Hundred and Ninety-Seven

In Base 8 Octal Is

510058

The numbers with a 8 subscript use Base 8 Octal 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
510028
Twenty Thousand Nine Hundred and Ninety-Four in Base 8 Octal
20995
510038
Twenty Thousand Nine Hundred and Ninety-Five in Base 8 Octal
20996
510048
Twenty Thousand Nine Hundred and Ninety-Six in Base 8 Octal
20998
510068
Twenty Thousand Nine Hundred and Ninety-Eight in Base 8 Octal
20999
510078
Twenty Thousand Nine Hundred and Ninety-Nine in Base 8 Octal
21000
510108
Twenty-One Thousand in Base 8 Octal

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.

0.000014370167451471272448

The reciprocal of 20997 in Base 8 Octal.

Palindrome?

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

The number 510058 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 8 Octal

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
38
Three in Base 8 Octal
2333
44358
Two Thousand Three Hundred and Thirty-Three in Base 8 Octal

Prime Factorization

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

382 · 443581 = 510058

Base Conversions

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