The Number

21288

Twenty-One Thousand Two Hundred and Eighty-Eight

In Base 15 Quindecimal Is

649315

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

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

Nearby Numbers

Positive, nonzero integers within three units

21285
649015
Twenty-One Thousand Two Hundred and Eighty-Five in Base 15 Quindecimal
21286
649115
Twenty-One Thousand Two Hundred and Eighty-Six in Base 15 Quindecimal
21287
649215
Twenty-One Thousand Two Hundred and Eighty-Seven in Base 15 Quindecimal
21289
649415
Twenty-One Thousand Two Hundred and Eighty-Nine in Base 15 Quindecimal
21290
649515
Twenty-One Thousand Two Hundred and Ninety in Base 15 Quindecimal
21291
649615
Twenty-One Thousand Two Hundred and Ninety-One in Base 15 Quindecimal

Scientific Notation

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

2.1288e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00025a114e271e415

The reciprocal of 21288 in Base 15 Quindecimal.

Palindrome?

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

The number 649315 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 eighty-eight is a composite number with 16 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 eighty-eight is a composite number with 16 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 eighty-eight has the following 3 prime factors:

2
215
Two in Base 15 Quindecimal
3
315
Three in Base 15 Quindecimal
887
3e215
Eight Hundred and Eighty-Seven in Base 15 Quindecimal

Prime Factorization

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

2153 · 3151 · 3e2151 = 649315

Base Conversions

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