The Number

221131

Two Hundred and Twenty-One Thousand One Hundred and Thirty-One

In Base 28 Octovigesimal Is

a21f28

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

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

Nearby Numbers

Positive, nonzero integers within three units

221128
a21c28
Two Hundred and Twenty-One Thousand One Hundred and Twenty-Eight in Base 28 Octovigesimal
221129
a21d28
Two Hundred and Twenty-One Thousand One Hundred and Twenty-Nine in Base 28 Octovigesimal
221130
a21e28
Two Hundred and Twenty-One Thousand One Hundred and Thirty in Base 28 Octovigesimal
221132
a21g28
Two Hundred and Twenty-One Thousand One Hundred and Thirty-Two in Base 28 Octovigesimal
221133
a21h28
Two Hundred and Twenty-One Thousand One Hundred and Thirty-Three in Base 28 Octovigesimal
221134
a21i28
Two Hundred and Twenty-One Thousand One Hundred and Thirty-Four in Base 28 Octovigesimal

Scientific Notation

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

2.21131e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0002ln5mg2h5l5n28

The reciprocal of 221131 in Base 28 Octovigesimal.

Palindrome?

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

The number a21f28 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Two hundred and twenty-one thousand one hundred and thirty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand one hundred and thirty-one is a composite number with 4 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 two hundred and twenty-one thousand one hundred and thirty-one has the following 2 prime factors:

251
8r28
Two Hundred and Fifty-One in Base 28 Octovigesimal
881
13d28
Eight Hundred and Eighty-One in Base 28 Octovigesimal

Prime Factorization

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

8r281 · 13d281 = a21f28

Base Conversions

The number two hundred and twenty-one thousand one hundred and thirty-one in 35 different bases