The Number

121975

One Hundred and Twenty-One Thousand Nine Hundred and Seventy-Five

In Base 15 Quindecimal Is

2621a15

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

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

Nearby Numbers

Positive, nonzero integers within three units

121972
2621715
One Hundred and Twenty-One Thousand Nine Hundred and Seventy-Two in Base 15 Quindecimal
121973
2621815
One Hundred and Twenty-One Thousand Nine Hundred and Seventy-Three in Base 15 Quindecimal
121974
2621915
One Hundred and Twenty-One Thousand Nine Hundred and Seventy-Four in Base 15 Quindecimal
121976
2621b15
One Hundred and Twenty-One Thousand Nine Hundred and Seventy-Six in Base 15 Quindecimal
121977
2621c15
One Hundred and Twenty-One Thousand Nine Hundred and Seventy-Seven in Base 15 Quindecimal
121978
2621d15
One Hundred and Twenty-One Thousand Nine Hundred and Seventy-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.

1.21975e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000635b914bb533315

The reciprocal of 121975 in Base 15 Quindecimal.

Palindrome?

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

The number 2621a15 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 nine hundred and seventy-five is a composite number with 24 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 nine hundred and seventy-five 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 nine hundred and seventy-five has the following 4 prime factors:

5
515
Five in Base 15 Quindecimal
7
715
Seven in Base 15 Quindecimal
17
1215
Seventeen in Base 15 Quindecimal
41
2b15
Forty-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

5152 · 7151 · 12151 · 2b151 = 2621a15

Base Conversions

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