The Number

2121

Two Thousand One Hundred and Twenty-One

In Base 21 Unovigesimal Is

4h021

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

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

Nearby Numbers

Positive, nonzero integers within three units

2118
4gi21
Two Thousand One Hundred and Eightteen in Base 21 Unovigesimal
2119
4gj21
Two Thousand One Hundred and Nineteen in Base 21 Unovigesimal
2120
4gk21
Two Thousand One Hundred and Twenty in Base 21 Unovigesimal
2122
4h121
Two Thousand One Hundred and Twenty-Two in Base 21 Unovigesimal
2123
4h221
Two Thousand One Hundred and Twenty-Three in Base 21 Unovigesimal
2124
4h321
Two Thousand One Hundred and Twenty-Four in Base 21 Unovigesimal

Scientific Notation

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

2.121e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0047ebdah10h9g21

The reciprocal of 2121 in Base 21 Unovigesimal.

Palindrome?

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

The number 4h021 is not a palindrome.

Not A Prime Number

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

Two thousand one hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two thousand one hundred and twenty-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 two thousand one hundred and twenty-one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven 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

3211 · 7211 · 4h211 = 4h021

Base Conversions

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