The Number

121641

One Hundred and Twenty-One Thousand Six Hundred and Forty-One

In Base 18 Octodecimal Is

12f7f18

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

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

Nearby Numbers

Positive, nonzero integers within three units

121638
12f7c18
One Hundred and Twenty-One Thousand Six Hundred and Thirty-Eight in Base 18 Octodecimal
121639
12f7d18
One Hundred and Twenty-One Thousand Six Hundred and Thirty-Nine in Base 18 Octodecimal
121640
12f7e18
One Hundred and Twenty-One Thousand Six Hundred and Forty in Base 18 Octodecimal
121642
12f7g18
One Hundred and Twenty-One Thousand Six Hundred and Forty-Two in Base 18 Octodecimal
121643
12f7h18
One Hundred and Twenty-One Thousand Six Hundred and Forty-Three in Base 18 Octodecimal
121644
12f8018
One Hundred and Twenty-One Thousand Six Hundred and Forty-Four in Base 18 Octodecimal

Scientific Notation

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

1.21641e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000f9b0262a696618

The reciprocal of 121641 in Base 18 Octodecimal.

Palindrome?

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

The number 12f7f18 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 six hundred and forty-one 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 six hundred and forty-one 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 six hundred and forty-one has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
3119
9b518
Three Thousand One Hundred and Nineteen in Base 18 Octodecimal

Prime Factorization

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

3181 · d181 · 9b5181 = 12f7f18

Base Conversions

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