The Number

120987

One Hundred and Twenty Thousand Nine Hundred and Eighty-Seven

In Base 21 Unovigesimal Is

d17621

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

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

Nearby Numbers

Positive, nonzero integers within three units

120984
d17321
One Hundred and Twenty Thousand Nine Hundred and Eighty-Four in Base 21 Unovigesimal
120985
d17421
One Hundred and Twenty Thousand Nine Hundred and Eighty-Five in Base 21 Unovigesimal
120986
d17521
One Hundred and Twenty Thousand Nine Hundred and Eighty-Six in Base 21 Unovigesimal
120988
d17721
One Hundred and Twenty Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal
120989
d17821
One Hundred and Twenty Thousand Nine Hundred and Eighty-Nine in Base 21 Unovigesimal
120990
d17921
One Hundred and Twenty Thousand Nine Hundred and Ninety in Base 21 Unovigesimal

Scientific Notation

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

1.20987e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001cfid44k6f6h221

The reciprocal of 120987 in Base 21 Unovigesimal.

Palindrome?

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

The number d17621 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 nine hundred and eighty-seven 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 nine hundred and eighty-seven 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 nine hundred and eighty-seven has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
4481
a3821
Four Thousand Four Hundred and Eighty-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

3213 · a38211 = d17621

Base Conversions

The number one hundred and twenty thousand nine hundred and eighty-seven in 35 different bases