The Number

12121

Twelve Thousand One Hundred and Twenty-One

In Base 21 Unovigesimal Is

16a421

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

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

Nearby Numbers

Positive, nonzero integers within three units

12118
16a121
Twelve Thousand One Hundred and Eightteen in Base 21 Unovigesimal
12119
16a221
Twelve Thousand One Hundred and Nineteen in Base 21 Unovigesimal
12120
16a321
Twelve Thousand One Hundred and Twenty in Base 21 Unovigesimal
12122
16a521
Twelve Thousand One Hundred and Twenty-Two in Base 21 Unovigesimal
12123
16a621
Twelve Thousand One Hundred and Twenty-Three in Base 21 Unovigesimal
12124
16a721
Twelve 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.

1.2121e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000g0jh8acef4d321

The reciprocal of 12121 in Base 21 Unovigesimal.

Palindrome?

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

The number 16a421 is not a palindrome.

Not A Prime Number

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

Twelve 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.

Twelve 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 twelve thousand one hundred and twenty-one has the following 3 prime factors:

17
h21
Seventeen in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
31
1a21
Thirty-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

h211 · 12211 · 1a211 = 16a421

Base Conversions

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