The Number

180121

One Hundred and Eighty Thousand One Hundred and Twenty-One

In Base 18 Octodecimal Is

1cfgd18

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

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

Nearby Numbers

Positive, nonzero integers within three units

180118
1cfga18
One Hundred and Eighty Thousand One Hundred and Eightteen in Base 18 Octodecimal
180119
1cfgb18
One Hundred and Eighty Thousand One Hundred and Nineteen in Base 18 Octodecimal
180120
1cfgc18
One Hundred and Eighty Thousand One Hundred and Twenty in Base 18 Octodecimal
180122
1cfge18
One Hundred and Eighty Thousand One Hundred and Twenty-Two in Base 18 Octodecimal
180123
1cfgf18
One Hundred and Eighty Thousand One Hundred and Twenty-Three in Base 18 Octodecimal
180124
1cfgg18
One Hundred and Eighty 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.

1.80121e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a8egfdf2e950118

The reciprocal of 180121 in Base 18 Octodecimal.

Palindrome?

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

The number 1cfgd18 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 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.

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

281
fb18
Two Hundred and Eighty-One in Base 18 Octodecimal
641
1hb18
Six Hundred and Forty-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

fb181 · 1hb181 = 1cfgd18

Base Conversions

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