The Number

121664

One Hundred and Twenty-One Thousand Six Hundred and Sixty-Four

In Base 15 Quindecimal Is

260ae15

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

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

Nearby Numbers

Positive, nonzero integers within three units

121661
260ab15
One Hundred and Twenty-One Thousand Six Hundred and Sixty-One in Base 15 Quindecimal
121662
260ac15
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Two in Base 15 Quindecimal
121663
260ad15
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Three in Base 15 Quindecimal
121665
260b015
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Five in Base 15 Quindecimal
121666
260b115
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Six in Base 15 Quindecimal
121667
260b215
One Hundred and Twenty-One Thousand Six Hundred and Sixty-Seven in Base 15 Quindecimal

Scientific Notation

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

1.21664e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000063954b2072c615

The reciprocal of 121664 in Base 15 Quindecimal.

Palindrome?

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

The number 260ae15 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 sixty-four is a composite number with 14 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 six hundred and sixty-four is a composite number with 14 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 sixty-four has the following 2 prime factors:

2
215
Two in Base 15 Quindecimal
1901
86b15
One Thousand Nine Hundred and 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

2156 · 86b151 = 260ae15

Base Conversions

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