The Number

21253

Twenty-One Thousand Two Hundred and Fifty-Three

In Base 15 Quindecimal Is

646d15

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

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

Nearby Numbers

Positive, nonzero integers within three units

21250
646a15
Twenty-One Thousand Two Hundred and Fifty in Base 15 Quindecimal
21251
646b15
Twenty-One Thousand Two Hundred and Fifty-One in Base 15 Quindecimal
21252
646c15
Twenty-One Thousand Two Hundred and Fifty-Two in Base 15 Quindecimal
21254
646e15
Twenty-One Thousand Two Hundred and Fifty-Four in Base 15 Quindecimal
21255
647015
Twenty-One Thousand Two Hundred and Fifty-Five in Base 15 Quindecimal
21256
647115
Twenty-One Thousand Two Hundred and Fifty-Six in Base 15 Quindecimal

Scientific Notation

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

2.1253e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00025ae48d726ecb7915

The reciprocal of 21253 in Base 15 Quindecimal.

Palindrome?

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

The number 646d15 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twenty-one thousand two hundred and fifty-three is a composite number with 4 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and fifty-three is a composite number with 4 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 twenty-one thousand two hundred and fifty-three has the following 2 prime factors:

53
3815
Fifty-Three in Base 15 Quindecimal
401
1bb15
Four 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

38151 · 1bb151 = 646d15

Base Conversions

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