The Number

121665

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

In Base 28 Octovigesimal Is

5f5528

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

121662
5f5228
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Two in Base 28 Octovigesimal
121663
5f5328
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Three in Base 28 Octovigesimal
121664
5f5428
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Four in Base 28 Octovigesimal
121666
5f5628
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Six in Base 28 Octovigesimal
121667
5f5728
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Seven in Base 28 Octovigesimal
121668
5f5828
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Eight in Base 28 Octovigesimal

Scientific Notation

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

1.21665e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00051cm8caem8fb28

The reciprocal of 121665 in Base 28 Octovigesimal.

Palindrome?

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

The number 5f5528 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-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-one thousand six hundred and sixty-five 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-one thousand six hundred and sixty-five has the following 3 prime factors:

3
328
Three in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
8111
a9j28
Eight Thousand One Hundred and Eleven in Base 28 Octovigesimal

Prime Factorization

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

3281 · 5281 · a9j281 = 5f5528

Base Conversions

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