The Number

20801

Twenty Thousand Eight Hundred and One

In Base 8 Octal Is

505018

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20798
504768
Twenty Thousand Seven Hundred and Ninety-Eight in Base 8 Octal
20799
504778
Twenty Thousand Seven Hundred and Ninety-Nine in Base 8 Octal
20800
505008
Twenty Thousand Eight Hundred in Base 8 Octal
20802
505028
Twenty Thousand Eight Hundred and Two in Base 8 Octal
20803
505038
Twenty Thousand Eight Hundred and Three in Base 8 Octal
20804
505048
Twenty Thousand Eight Hundred and Four in Base 8 Octal

Scientific Notation

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

2.0801e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000014464356125404778

The reciprocal of 20801 in Base 8 Octal.

Palindrome?

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

The number 505018 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 one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

Twenty thousand eight hundred and one is a composite number with 8 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 one has the following 3 prime factors:

11
138
Eleven in Base 8 Octal
31
378
Thirty-One in Base 8 Octal
61
758
Sixty-One in Base 8 Octal

Prime Factorization

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

1381 · 3781 · 7581 = 505018

Base Conversions

The number twenty thousand eight hundred and one in 35 different bases