The Number

221721

Two Hundred and Twenty-One Thousand Seven Hundred and Twenty-One

In Base 28 Octovigesimal Is

a2mh28

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

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

Nearby Numbers

Positive, nonzero integers within three units

221718
a2me28
Two Hundred and Twenty-One Thousand Seven Hundred and Eightteen in Base 28 Octovigesimal
221719
a2mf28
Two Hundred and Twenty-One Thousand Seven Hundred and Nineteen in Base 28 Octovigesimal
221720
a2mg28
Two Hundred and Twenty-One Thousand Seven Hundred and Twenty in Base 28 Octovigesimal
221722
a2mi28
Two Hundred and Twenty-One Thousand Seven Hundred and Twenty-Two in Base 28 Octovigesimal
221723
a2mj28
Two Hundred and Twenty-One Thousand Seven Hundred and Twenty-Three in Base 28 Octovigesimal
221724
a2mk28
Two Hundred and Twenty-One Thousand Seven Hundred and Twenty-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.

2.21721e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0002lhbc759obp328

The reciprocal of 221721 in Base 28 Octovigesimal.

Palindrome?

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

The number a2mh28 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 seven hundred and twenty-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 seven hundred and twenty-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 seven hundred and twenty-one has the following 2 prime factors:

3
328
Three in Base 28 Octovigesimal
73907
3a7f28
Seventy-Three Thousand Nine Hundred and Seven 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 · 3a7f281 = a2mh28

Base Conversions

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