The Number

21539

Twenty-One Thousand Five Hundred and Thirty-Nine

In Base 20 Vigesimal Is

2dgj20

The numbers with a 20 subscript use Base 20 Vigesimal notation.

For more familiar numbers: See Twenty-One Thousand Five Hundred and Thirty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21536
2dgg20
Twenty-One Thousand Five Hundred and Thirty-Six in Base 20 Vigesimal
21537
2dgh20
Twenty-One Thousand Five Hundred and Thirty-Seven in Base 20 Vigesimal
21538
2dgi20
Twenty-One Thousand Five Hundred and Thirty-Eight in Base 20 Vigesimal
21540
2dh020
Twenty-One Thousand Five Hundred and Forty in Base 20 Vigesimal
21541
2dh120
Twenty-One Thousand Five Hundred and Forty-One in Base 20 Vigesimal
21542
2dh220
Twenty-One Thousand Five Hundred and Forty-Two in Base 20 Vigesimal

Scientific Notation

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

2.1539e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00078b71e604b77c20

The reciprocal of 21539 in Base 20 Vigesimal.

Palindrome?

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

The number 2dgj20 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twenty-one thousand five hundred and thirty-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand five hundred and thirty-nine 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-one thousand five hundred and thirty-nine has the following 3 prime factors:

7
720
Seven in Base 20 Vigesimal
17
h20
Seventeen in Base 20 Vigesimal
181
9120
One Hundred and Eighty-One in Base 20 Vigesimal

Prime Factorization

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

7201 · h201 · 91201 = 2dgj20

Base Conversions

The number twenty-one thousand five hundred and thirty-nine in 35 different bases