The Number

121811

One Hundred and Twenty-One Thousand Eight Hundred and Eleven

In Base 21 Unovigesimal Is

d34b21

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

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

Nearby Numbers

Positive, nonzero integers within three units

121808
d34821
One Hundred and Twenty-One Thousand Eight Hundred and Eight in Base 21 Unovigesimal
121809
d34921
One Hundred and Twenty-One Thousand Eight Hundred and Nine in Base 21 Unovigesimal
121810
d34a21
One Hundred and Twenty-One Thousand Eight Hundred and Ten in Base 21 Unovigesimal
121812
d34c21
One Hundred and Twenty-One Thousand Eight Hundred and Twelve in Base 21 Unovigesimal
121813
d34d21
One Hundred and Twenty-One Thousand Eight Hundred and Thirteen in Base 21 Unovigesimal
121814
d34e21
One Hundred and Twenty-One Thousand Eight Hundred and Fourteen in Base 21 Unovigesimal

Scientific Notation

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

1.21811e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001cb1j9fk9bj21

The reciprocal of 121811 in Base 21 Unovigesimal.

Palindrome?

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

The number d34b21 is not a palindrome.

Not A Prime Number

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

One hundred and twenty-one thousand eight hundred and eleven 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.

One hundred and twenty-one thousand eight hundred and eleven 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 one hundred and twenty-one thousand eight hundred and eleven has the following 2 prime factors:

41
1k21
Forty-One in Base 21 Unovigesimal
2971
6fa21
Two Thousand Nine Hundred and Seventy-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

1k211 · 6fa211 = d34b21

Base Conversions

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