The Number

121025

One Hundred and Twenty-One Thousand and Twenty-Five

In Base 15 Quindecimal Is

25cd515

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

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

Nearby Numbers

Positive, nonzero integers within three units

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
121026
25cd615
One Hundred and Twenty-One Thousand and Twenty-Six in Base 15 Quindecimal
121027
25cd715
One Hundred and Twenty-One Thousand and Twenty-Seven in Base 15 Quindecimal
121028
25cd815
One Hundred and Twenty-One Thousand and Twenty-Eight in Base 15 Quindecimal

Scientific Notation

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

1.21025e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000641b813db3523a15

The reciprocal of 121025 in Base 15 Quindecimal.

Palindrome?

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

The number 25cd515 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-five is a composite number with 12 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-five is a composite number with 12 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-five has the following 3 prime factors:

5
515
Five in Base 15 Quindecimal
47
3215
Forty-Seven in Base 15 Quindecimal
103
6d15
One Hundred and Three in Base 15 Quindecimal

Prime Factorization

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

5152 · 32151 · 6d151 = 25cd515

Base Conversions

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