The Number

121728

One Hundred and Twenty-One Thousand Seven Hundred and Twenty-Eight

In Base 18 Octodecimal Is

12fcc18

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

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

Nearby Numbers

Positive, nonzero integers within three units

121725
12fc918
One Hundred and Twenty-One Thousand Seven Hundred and Twenty-Five in Base 18 Octodecimal
121726
12fca18
One Hundred and Twenty-One Thousand Seven Hundred and Twenty-Six in Base 18 Octodecimal
121727
12fcb18
One Hundred and Twenty-One Thousand Seven Hundred and Twenty-Seven in Base 18 Octodecimal
121729
12fcd18
One Hundred and Twenty-One Thousand Seven Hundred and Twenty-Nine in Base 18 Octodecimal
121730
12fce18
One Hundred and Twenty-One Thousand Seven Hundred and Thirty in Base 18 Octodecimal
121731
12fcf18
One Hundred and Twenty-One Thousand Seven 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.

1.21728e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000f9776fc1cbgb818

The reciprocal of 121728 in Base 18 Octodecimal.

Palindrome?

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

The number 12fcc18 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 twenty-one thousand seven hundred and twenty-eight is a composite number with 32 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 twenty-one thousand seven hundred and twenty-eight is a composite number with 32 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 twenty-one thousand seven hundred and twenty-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
317
hb18
Three Hundred and Seventeen in Base 18 Octodecimal

Prime Factorization

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

2187 · 3181 · hb181 = 12fcc18

Base Conversions

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