The Number

120815

One Hundred and Twenty Thousand Eight Hundred and Fifteen

In Base 21 Unovigesimal Is

d0k221

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

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

Nearby Numbers

Positive, nonzero integers within three units

120812
d0jk21
One Hundred and Twenty Thousand Eight Hundred and Twelve in Base 21 Unovigesimal
120813
d0k021
One Hundred and Twenty Thousand Eight Hundred and Thirteen in Base 21 Unovigesimal
120814
d0k121
One Hundred and Twenty Thousand Eight Hundred and Fourteen in Base 21 Unovigesimal
120816
d0k321
One Hundred and Twenty Thousand Eight Hundred and Sixteen in Base 21 Unovigesimal
120817
d0k421
One Hundred and Twenty Thousand Eight Hundred and Seventeen in Base 21 Unovigesimal
120818
d0k521
One Hundred and Twenty Thousand Eight Hundred and Eightteen in Base 21 Unovigesimal

Scientific Notation

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

1.20815e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001cgih5cb769d521

The reciprocal of 120815 in Base 21 Unovigesimal.

Palindrome?

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

The number d0k221 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 thousand eight hundred and fifteen 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.

One hundred and twenty thousand eight hundred and fifteen 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 one hundred and twenty thousand eight hundred and fifteen has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
73
3a21
Seventy-Three in Base 21 Unovigesimal
331
fg21
Three Hundred and 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

5211 · 3a211 · fg211 = d0k221

Base Conversions

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