The Number

121664

One Hundred and Twenty-One Thousand Six Hundred and Sixty-Four

In Base 31 Untrigesimal Is

42ik31

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

121661
42ih31
One Hundred and Twenty-One Thousand Six Hundred and Sixty-One in Base 31 Untrigesimal
121662
42ii31
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Two in Base 31 Untrigesimal
121663
42ij31
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Three in Base 31 Untrigesimal
121665
42il31
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Five in Base 31 Untrigesimal
121666
42im31
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Six in Base 31 Untrigesimal
121667
42in31
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Seven in Base 31 Untrigesimal

Scientific Notation

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

1.21664e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0007i9m0u25ugi31

The reciprocal of 121664 in Base 31 Untrigesimal.

Palindrome?

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

The number 42ik31 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 six hundred and sixty-four is a composite number with 14 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-one thousand six hundred and sixty-four is a composite number with 14 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 six hundred and sixty-four has the following 2 prime factors:

2
231
Two in Base 31 Untrigesimal
1901
1ua31
One Thousand Nine Hundred and One in Base 31 Untrigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2316 · 1ua311 = 42ik31

Base Conversions

The number one hundred and twenty-one thousand six hundred and sixty-four in 35 different bases