The Number

181222

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

In Base 18 Octodecimal Is

1d15g18

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

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

Nearby Numbers

Positive, nonzero integers within three units

181219
1d15d18
One Hundred and Eighty-One Thousand Two Hundred and Nineteen in Base 18 Octodecimal
181220
1d15e18
One Hundred and Eighty-One Thousand Two Hundred and Twenty in Base 18 Octodecimal
181221
1d15f18
One Hundred and Eighty-One Thousand Two Hundred and Twenty-One in Base 18 Octodecimal
181223
1d15h18
One Hundred and Eighty-One Thousand Two Hundred and Twenty-Three in Base 18 Octodecimal
181224
1d16018
One Hundred and Eighty-One Thousand Two Hundred and Twenty-Four in Base 18 Octodecimal
181225
1d16118
One Hundred and Eighty-One Thousand Two Hundred and Twenty-Five in Base 18 Octodecimal

Scientific Notation

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

1.81222e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a7c53331eba4e18

The reciprocal of 181222 in Base 18 Octodecimal.

Palindrome?

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

The number 1d15g18 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

One hundred and eighty-one thousand two hundred and twenty-two is a composite number with 12 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and eighty-one thousand two hundred and twenty-two is a composite number with 12 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 one hundred and eighty-one thousand two hundred and twenty-two has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
19
1118
Nineteen in Base 18 Octodecimal
251
dh18
Two Hundred and Fifty-One in Base 18 Octodecimal

Prime Factorization

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

2181 · 11182 · dh181 = 1d15g18

Base Conversions

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