The Number

2121

Two Thousand One Hundred and Twenty-One

In Base 31 Untrigesimal Is

26d31

The numbers with a 31 subscript use Base 31 Untrigesimal 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
26a31
Two Thousand One Hundred and Eightteen in Base 31 Untrigesimal
2119
26b31
Two Thousand One Hundred and Nineteen in Base 31 Untrigesimal
2120
26c31
Two Thousand One Hundred and Twenty in Base 31 Untrigesimal
2122
26e31
Two Thousand One Hundred and Twenty-Two in Base 31 Untrigesimal
2123
26f31
Two Thousand One Hundred and Twenty-Three in Base 31 Untrigesimal
2124
26g31
Two Thousand One Hundred and Twenty-Four in Base 31 Untrigesimal

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.

0.00e1ctdg39cad31

The reciprocal of 2121 in Base 31 Untrigesimal.

Palindrome?

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

The number 26d31 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 31 Untrigesimal

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
331
Three in Base 31 Untrigesimal
7
731
Seven in Base 31 Untrigesimal
101
3831
One Hundred and One in Base 31 Untrigesimal

Prime Factorization

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

3311 · 7311 · 38311 = 26d31

Base Conversions

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