The Number

221145

Two Hundred and Twenty-One Thousand One Hundred and Forty-Five

In Base 28 Octovigesimal Is

a22128

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 Forty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221142
a21q28
Two Hundred and Twenty-One Thousand One Hundred and Forty-Two in Base 28 Octovigesimal
221143
a21r28
Two Hundred and Twenty-One Thousand One Hundred and Forty-Three in Base 28 Octovigesimal
221144
a22028
Two Hundred and Twenty-One Thousand One Hundred and Forty-Four in Base 28 Octovigesimal
221146
a22228
Two Hundred and Twenty-One Thousand One Hundred and Forty-Six in Base 28 Octovigesimal
221147
a22328
Two Hundred and Twenty-One Thousand One Hundred and Forty-Seven in Base 28 Octovigesimal
221148
a22428
Two Hundred and Twenty-One Thousand One Hundred and Forty-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.

2.21145e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0002ln1qbhb494d28

The reciprocal of 221145 in Base 28 Octovigesimal.

Palindrome?

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

The number a22128 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 forty-five 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.

Two hundred and twenty-one thousand one hundred and forty-five 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 two hundred and twenty-one thousand one hundred and forty-five has the following 4 prime factors:

3
328
Three in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
23
n28
Twenty-Three in Base 28 Octovigesimal
641
mp28
Six Hundred and Forty-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

3281 · 5281 · n281 · mp281 = a22128

Base Conversions

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