The Number

121520

One Hundred and Twenty-One Thousand Five Hundred and Twenty

In Base 18 Octodecimal Is

12f1218

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 Twenty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

121517
12f0h18
One Hundred and Twenty-One Thousand Five Hundred and Seventeen in Base 18 Octodecimal
121518
12f1018
One Hundred and Twenty-One Thousand Five Hundred and Eightteen in Base 18 Octodecimal
121519
12f1118
One Hundred and Twenty-One Thousand Five Hundred and Nineteen in Base 18 Octodecimal
121521
12f1318
One Hundred and Twenty-One Thousand Five Hundred and Twenty-One in Base 18 Octodecimal
121522
12f1418
One Hundred and Twenty-One Thousand Five Hundred and Twenty-Two in Base 18 Octodecimal
121523
12f1518
One Hundred and Twenty-One Thousand Five Hundred and Twenty-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.

1.21520e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000f9g0610c5g8ad18

The reciprocal of 121520 in Base 18 Octodecimal.

Palindrome?

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

The number 12f1218 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 twenty is a composite number with 60 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 twenty is a composite number with 60 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 twenty has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
31
1d18
Thirty-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

2184 · 5181 · 7182 · 1d181 = 12f1218

Base Conversions

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