The Number

20001

Twenty Thousand and One

In Base 8 Octal Is

470418

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

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

Nearby Numbers

Positive, nonzero integers within three units

19998
470368
Nineteen Thousand Nine Hundred and Ninety-Eight in Base 8 Octal
19999
470378
Nineteen Thousand Nine Hundred and Ninety-Nine in Base 8 Octal
20000
470408
Twenty Thousand in Base 8 Octal
20002
470428
Twenty Thousand and Two in Base 8 Octal
20003
470438
Twenty Thousand and Three in Base 8 Octal
20004
470448
Twenty Thousand 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.

2.0001e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001506643202772140648

The reciprocal of 20001 in Base 8 Octal.

Palindrome?

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

The number 470418 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 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 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 and one has the following 3 prime factors:

3
38
Three in Base 8 Octal
59
738
Fifty-Nine in Base 8 Octal
113
1618
One Hundred and Thirteen in Base 8 Octal

Prime Factorization

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

381 · 7381 · 16181 = 470418

Base Conversions

The number twenty thousand and one in 35 different bases