The Number

121021

One Hundred and Twenty-One Thousand and Twenty-One

In Base 15 Quindecimal Is

25cd115

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

121018
25ccd15
One Hundred and Twenty-One Thousand and Eightteen in Base 15 Quindecimal
121019
25cce15
One Hundred and Twenty-One Thousand and Nineteen in Base 15 Quindecimal
121020
25cd015
One Hundred and Twenty-One Thousand and Twenty in Base 15 Quindecimal
121022
25cd215
One Hundred and Twenty-One Thousand and Twenty-Two in Base 15 Quindecimal
121023
25cd315
One Hundred and Twenty-One Thousand and Twenty-Three in Base 15 Quindecimal
121024
25cd415
One Hundred and Twenty-One Thousand and Twenty-Four in Base 15 Quindecimal

Scientific Notation

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

1.21021e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000641c38b2a19b2b15

The reciprocal of 121021 in Base 15 Quindecimal.

Palindrome?

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

The number 25cd115 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 and twenty-one is a composite number with 2 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-one thousand and twenty-one is a composite number with 2 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 and twenty-one has the following 1 prime factor:

121021
25cd115
One Hundred and Twenty-One Thousand and Twenty-One in Base 15 Quindecimal

Prime Factorization

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

25cd1151 = 25cd115

Base Conversions

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