The Number

20001

Twenty Thousand and One

In Base 19 Nonadecimal Is

2h7d19

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

19998
2h7a19
Nineteen Thousand Nine Hundred and Ninety-Eight in Base 19 Nonadecimal
19999
2h7b19
Nineteen Thousand Nine Hundred and Ninety-Nine in Base 19 Nonadecimal
20000
2h7c19
Twenty Thousand in Base 19 Nonadecimal
20002
2h7e19
Twenty Thousand and Two in Base 19 Nonadecimal
20003
2h7f19
Twenty Thousand and Three in Base 19 Nonadecimal
20004
2h7g19
Twenty Thousand and Four in Base 19 Nonadecimal

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.

0.00069f36d3ifcab419

The reciprocal of 20001 in Base 19 Nonadecimal.

Palindrome?

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

The number 2h7d19 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 19 Nonadecimal

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
319
Three in Base 19 Nonadecimal
59
3219
Fifty-Nine in Base 19 Nonadecimal
113
5i19
One Hundred and Thirteen in Base 19 Nonadecimal

Prime Factorization

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

3191 · 32191 · 5i191 = 2h7d19

Base Conversions

The number twenty thousand and one in 35 different bases