The Number

221221

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

In Base 28 Octovigesimal Is

a24l28

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

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

Nearby Numbers

Positive, nonzero integers within three units

221218
a24i28
Two Hundred and Twenty-One Thousand Two Hundred and Eightteen in Base 28 Octovigesimal
221219
a24j28
Two Hundred and Twenty-One Thousand Two Hundred and Nineteen in Base 28 Octovigesimal
221220
a24k28
Two Hundred and Twenty-One Thousand Two Hundred and Twenty in Base 28 Octovigesimal
221222
a24m28
Two Hundred and Twenty-One Thousand Two Hundred and Twenty-Two in Base 28 Octovigesimal
221223
a24n28
Two Hundred and Twenty-One Thousand Two Hundred and Twenty-Three in Base 28 Octovigesimal
221224
a24o28
Two Hundred and Twenty-One Thousand Two 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.

2.21221e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0002lm8re0q19l928

The reciprocal of 221221 in Base 28 Octovigesimal.

Palindrome?

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

The number a24l28 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 two hundred and twenty-one is a composite number with 24 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 two hundred and twenty-one is a composite number with 24 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 two hundred and twenty-one has the following 4 prime factors:

7
728
Seven in Base 28 Octovigesimal
11
b28
Eleven in Base 28 Octovigesimal
13
d28
Thirteen in Base 28 Octovigesimal
17
h28
Seventeen in Base 28 Octovigesimal

Prime Factorization

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

7281 · b281 · d282 · h281 = a24l28

Base Conversions

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