The Number

121898

One Hundred and Twenty-One Thousand Eight Hundred and Ninety-Eight

In Base 18 Octodecimal Is

12g4218

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

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

Nearby Numbers

Positive, nonzero integers within three units

121895
12g3h18
One Hundred and Twenty-One Thousand Eight Hundred and Ninety-Five in Base 18 Octodecimal
121896
12g4018
One Hundred and Twenty-One Thousand Eight Hundred and Ninety-Six in Base 18 Octodecimal
121897
12g4118
One Hundred and Twenty-One Thousand Eight Hundred and Ninety-Seven in Base 18 Octodecimal
121899
12g4318
One Hundred and Twenty-One Thousand Eight Hundred and Ninety-Nine in Base 18 Octodecimal
121900
12g4418
One Hundred and Twenty-One Thousand Nine Hundred in Base 18 Octodecimal
121901
12g4518
One Hundred and Twenty-One Thousand Nine Hundred and 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.

1.21898e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000f90725c5030b618

The reciprocal of 121898 in Base 18 Octodecimal.

Palindrome?

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

The number 12g4218 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 eight hundred and ninety-eight is a composite number with 8 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 eight hundred and ninety-eight is a composite number with 8 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 eight hundred and ninety-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
8707
18fd18
Eight Thousand Seven Hundred and 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

2181 · 7181 · 18fd181 = 12g4218

Base Conversions

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