The Number

20001

Twenty Thousand and One

In Base 2 Binary Is

1001110001000012

The numbers with a 2 subscript use Base 2 Binary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

19998
1001110000111102
Nineteen Thousand Nine Hundred and Ninety-Eight in Base 2 Binary
19999
1001110000111112
Nineteen Thousand Nine Hundred and Ninety-Nine in Base 2 Binary
20000
1001110001000002
Twenty Thousand in Base 2 Binary
20002
1001110001000102
Twenty Thousand and Two in Base 2 Binary
20003
1001110001000112
Twenty Thousand and Three in Base 2 Binary
20004
1001110001001002
Twenty Thousand and Four in Base 2 Binary

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.

0.00000000000000110100011011010001101000001011111101000110000011012

The reciprocal of 20001 in Base 2 Binary.

Palindrome?

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

The number 1001110001000012 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 2 Binary

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
112
Three in Base 2 Binary
59
1110112
Fifty-Nine in Base 2 Binary
113
11100012
One Hundred and Thirteen in Base 2 Binary

Prime Factorization

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

1121 · 11101121 · 111000121 = 1001110001000012

Base Conversions

The number twenty thousand and one in 35 different bases