The Number

21100

Twenty-One Thousand One Hundred

In Base 20 Vigesimal Is

2cf020

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

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

Nearby Numbers

Positive, nonzero integers within three units

21097
2ceh20
Twenty-One Thousand and Ninety-Seven in Base 20 Vigesimal
21098
2cei20
Twenty-One Thousand and Ninety-Eight in Base 20 Vigesimal
21099
2cej20
Twenty-One Thousand and Ninety-Nine in Base 20 Vigesimal
21101
2cf120
Twenty-One Thousand One Hundred and One in Base 20 Vigesimal
21102
2cf220
Twenty-One Thousand One Hundred and Two in Base 20 Vigesimal
21103
2cf320
Twenty-One Thousand One Hundred and Three in Base 20 Vigesimal

Scientific Notation

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

2.1100e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0007bd3a2gh8g61720

The reciprocal of 21100 in Base 20 Vigesimal.

Palindrome?

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

The number 2cf020 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 one hundred is a composite number with 18 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 one hundred is a composite number with 18 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 one hundred has the following 3 prime factors:

2
220
Two in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
211
ab20
Two Hundred and Eleven in Base 20 Vigesimal

Prime Factorization

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

2202 · 5202 · ab201 = 2cf020

Base Conversions

The number twenty-one thousand one hundred in 35 different bases