The Number

121390

One Hundred and Twenty-One Thousand Three Hundred and Ninety

In Base 28 Octovigesimal Is

5ena28

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

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

Nearby Numbers

Positive, nonzero integers within three units

121387
5en728
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Seven in Base 28 Octovigesimal
121388
5en828
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Eight in Base 28 Octovigesimal
121389
5en928
One Hundred and Twenty-One Thousand Three Hundred and Eighty-Nine in Base 28 Octovigesimal
121391
5enb28
One Hundred and Twenty-One Thousand Three Hundred and Ninety-One in Base 28 Octovigesimal
121392
5enc28
One Hundred and Twenty-One Thousand Three Hundred and Ninety-Two in Base 28 Octovigesimal
121393
5end28
One Hundred and Twenty-One Thousand Three Hundred and Ninety-Three in Base 28 Octovigesimal

Scientific Notation

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

1.21390e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00051llf56lkiqn28

The reciprocal of 121390 in Base 28 Octovigesimal.

Palindrome?

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

The number 5ena28 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 three hundred and ninety is a composite number with 16 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 three hundred and ninety is a composite number with 16 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 three hundred and ninety has the following 4 prime factors:

2
228
Two in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
61
2528
Sixty-One in Base 28 Octovigesimal
199
7328
One Hundred and Ninety-Nine in Base 28 Octovigesimal

Prime Factorization

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

2281 · 5281 · 25281 · 73281 = 5ena28

Base Conversions

The number one hundred and twenty-one thousand three hundred and ninety in 35 different bases