The Number

121988

One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Eight

In Base 18 Octodecimal Is

12g9218

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

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

Nearby Numbers

Positive, nonzero integers within three units

121985
12g8h18
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Five in Base 18 Octodecimal
121986
12g9018
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Six in Base 18 Octodecimal
121987
12g9118
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Seven in Base 18 Octodecimal
121989
12g9318
One Hundred and Twenty-One Thousand Nine Hundred and Eighty-Nine in Base 18 Octodecimal
121990
12g9418
One Hundred and Twenty-One Thousand Nine Hundred and Ninety in Base 18 Octodecimal
121991
12g9518
One Hundred and Twenty-One Thousand Nine Hundred and Ninety-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.

1.21988e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000f8ec7dd18be7818

The reciprocal of 121988 in Base 18 Octodecimal.

Palindrome?

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

The number 12g9218 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 nine hundred and eighty-eight is a composite number with 6 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 nine hundred and eighty-eight is a composite number with 6 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 nine hundred and eighty-eight has the following 2 prime factors:

2
218
Two in Base 18 Octodecimal
30497
542518
Thirty Thousand Four Hundred and Ninety-Seven in Base 18 Octodecimal

Prime Factorization

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

2182 · 5425181 = 12g9218

Base Conversions

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