The Number

220121

Two Hundred and Twenty Thousand One Hundred and Twenty-One

In Base 18 Octodecimal Is

21d6h18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

220118
21d6e18
Two Hundred and Twenty Thousand One Hundred and Eightteen in Base 18 Octodecimal
220119
21d6f18
Two Hundred and Twenty Thousand One Hundred and Nineteen in Base 18 Octodecimal
220120
21d6g18
Two Hundred and Twenty Thousand One Hundred and Twenty in Base 18 Octodecimal
220122
21d7018
Two Hundred and Twenty Thousand One Hundred and Twenty-Two in Base 18 Octodecimal
220123
21d7118
Two Hundred and Twenty Thousand One Hundred and Twenty-Three in Base 18 Octodecimal
220124
21d7218
Two Hundred and Twenty Thousand One Hundred and Twenty-Four in Base 18 Octodecimal

Scientific Notation

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

2.20121e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008a9539406340818

The reciprocal of 220121 in Base 18 Octodecimal.

Palindrome?

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

The number 21d6h18 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 thousand one hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty thousand one 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 thousand one hundred and twenty-one has the following 2 prime factors:

11
b18
Eleven in Base 18 Octodecimal
20011
37dd18
Twenty Thousand and Eleven in Base 18 Octodecimal

Prime Factorization

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

b181 · 37dd181 = 21d6h18

Base Conversions

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