The Number

220128

Two Hundred and Twenty Thousand One Hundred and Twenty-Eight

In Base 18 Octodecimal Is

21d7618

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-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

220125
21d7318
Two Hundred and Twenty Thousand One Hundred and Twenty-Five in Base 18 Octodecimal
220126
21d7418
Two Hundred and Twenty Thousand One Hundred and Twenty-Six in Base 18 Octodecimal
220127
21d7518
Two Hundred and Twenty Thousand One Hundred and Twenty-Seven in Base 18 Octodecimal
220129
21d7718
Two Hundred and Twenty Thousand One Hundred and Twenty-Nine in Base 18 Octodecimal
220130
21d7818
Two Hundred and Twenty Thousand One Hundred and Thirty in Base 18 Octodecimal
220131
21d7918
Two Hundred and Twenty Thousand One Hundred and Thirty-One in Base 18 Octodecimal

Scientific Notation

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

2.20128e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00008a93af79408db18

The reciprocal of 220128 in Base 18 Octodecimal.

Palindrome?

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

The number 21d7618 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-eight is a composite number with 24 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-eight 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 thousand one hundred and twenty-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
2293
71718
Two Thousand Two Hundred and Ninety-Three in Base 18 Octodecimal

Prime Factorization

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

2185 · 3181 · 717181 = 21d7618

Base Conversions

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