The Number

8121

Eight Thousand One Hundred and Twenty-One

In Base 21 Unovigesimal Is

i8f21

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

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

Nearby Numbers

Positive, nonzero integers within three units

8118
i8c21
Eight Thousand One Hundred and Eightteen in Base 21 Unovigesimal
8119
i8d21
Eight Thousand One Hundred and Nineteen in Base 21 Unovigesimal
8120
i8e21
Eight Thousand One Hundred and Twenty in Base 21 Unovigesimal
8122
i8g21
Eight Thousand One Hundred and Twenty-Two in Base 21 Unovigesimal
8123
i8h21
Eight Thousand One Hundred and Twenty-Three in Base 21 Unovigesimal
8124
i8i21
Eight 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.

8.121e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0012jj0d0eaa1ji21

The reciprocal of 8121 in Base 21 Unovigesimal.

Palindrome?

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

The number i8f21 is not a palindrome.

Not A Prime Number

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

Eight thousand one hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eight thousand one hundred and twenty-one is a composite number with 4 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 eight thousand one hundred and twenty-one has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
2707
62j21
Two Thousand Seven Hundred and Seven 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 · 62j211 = i8f21

Base Conversions

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