The Number

20402

Twenty Thousand Four Hundred and Two

In Base 21 Unovigesimal Is

245b21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Twenty Thousand Four Hundred and Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20399
245821
Twenty Thousand Three Hundred and Ninety-Nine in Base 21 Unovigesimal
20400
245921
Twenty Thousand Four Hundred in Base 21 Unovigesimal
20401
245a21
Twenty Thousand Four Hundred and One in Base 21 Unovigesimal
20403
245c21
Twenty Thousand Four Hundred and Three in Base 21 Unovigesimal
20404
245d21
Twenty Thousand Four Hundred and Four in Base 21 Unovigesimal
20405
245e21
Twenty Thousand Four Hundred and Five in Base 21 Unovigesimal

Scientific Notation

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

2.0402e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009b3gkkc7ibd0621

The reciprocal of 20402 in Base 21 Unovigesimal.

Palindrome?

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

The number 245b21 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 four hundred and two is a composite number with 6 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand four hundred and two is a composite number with 6 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 four hundred and two has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
101
4h21
One Hundred and One in Base 21 Unovigesimal

Prime Factorization

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

2211 · 4h212 = 245b21

Base Conversions

The number twenty thousand four hundred and two in 35 different bases