The Number

121540

One Hundred and Twenty-One Thousand Five Hundred and Forty

In Base 18 Octodecimal Is

12f2418

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

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

Nearby Numbers

Positive, nonzero integers within three units

121537
12f2118
One Hundred and Twenty-One Thousand Five Hundred and Thirty-Seven in Base 18 Octodecimal
121538
12f2218
One Hundred and Twenty-One Thousand Five Hundred and Thirty-Eight in Base 18 Octodecimal
121539
12f2318
One Hundred and Twenty-One Thousand Five Hundred and Thirty-Nine in Base 18 Octodecimal
121541
12f2518
One Hundred and Twenty-One Thousand Five Hundred and Forty-One in Base 18 Octodecimal
121542
12f2618
One Hundred and Twenty-One Thousand Five Hundred and Forty-Two in Base 18 Octodecimal
121543
12f2718
One Hundred and Twenty-One Thousand Five Hundred and Forty-Three in Base 18 Octodecimal

Scientific Notation

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

1.21540e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000f9f37826cg3418

The reciprocal of 121540 in Base 18 Octodecimal.

Palindrome?

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

The number 12f2418 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 five hundred and forty is a composite number with 24 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 five hundred and forty is a composite number with 24 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 five hundred and forty has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
59
3518
Fifty-Nine in Base 18 Octodecimal
103
5d18
One Hundred and Three 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 · 5181 · 35181 · 5d181 = 12f2418

Base Conversions

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