The Number

20081

Twenty Thousand and Eighty-One

In Base 8 Octal Is

471618

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

For more familiar numbers: See Twenty Thousand and Eighty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20078
471568
Twenty Thousand and Seventy-Eight in Base 8 Octal
20079
471578
Twenty Thousand and Seventy-Nine in Base 8 Octal
20080
471608
Twenty Thousand and Eighty in Base 8 Octal
20082
471628
Twenty Thousand and Eighty-Two in Base 8 Octal
20083
471638
Twenty Thousand and Eighty-Three in Base 8 Octal
20084
471648
Twenty Thousand and Eighty-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.

2.0081e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000015033642214220730648

The reciprocal of 20081 in Base 8 Octal.

Palindrome?

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

The number 471618 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 and eighty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

Twenty thousand and eighty-one is a composite number with 4 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 and eighty-one has the following 2 prime factors:

43
538
Forty-Three in Base 8 Octal
467
7238
Four Hundred and Sixty-Seven in Base 8 Octal

Prime Factorization

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

5381 · 72381 = 471618

Base Conversions

The number twenty thousand and eighty-one in 35 different bases