The Number

21518

Twenty-One Thousand Five Hundred and Eightteen

In Base 14 Quattuordecimal Is

7bb014

The numbers with a 14 subscript use Base 14 Quattuordecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21515
7bab14
Twenty-One Thousand Five Hundred and Fifteen in Base 14 Quattuordecimal
21516
7bac14
Twenty-One Thousand Five Hundred and Sixteen in Base 14 Quattuordecimal
21517
7bad14
Twenty-One Thousand Five Hundred and Seventeen in Base 14 Quattuordecimal
21519
7bb114
Twenty-One Thousand Five Hundred and Nineteen in Base 14 Quattuordecimal
21520
7bb214
Twenty-One Thousand Five Hundred and Twenty in Base 14 Quattuordecimal
21521
7bb314
Twenty-One Thousand Five Hundred and Twenty-One in Base 14 Quattuordecimal

Scientific Notation

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

2.1518e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001adcbd0a487507314

The reciprocal of 21518 in Base 14 Quattuordecimal.

Palindrome?

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

The number 7bb014 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 five hundred and eightteen is a composite number with 16 total factors (including 1 and itself).   See primes in Base 14 Quattuordecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand five hundred and eightteen 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 five hundred and eightteen has the following 4 prime factors:

2
214
Two in Base 14 Quattuordecimal
7
714
Seven in Base 14 Quattuordecimal
29
2114
Twenty-Nine in Base 14 Quattuordecimal
53
3b14
Fifty-Three in Base 14 Quattuordecimal

Prime Factorization

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

2141 · 7141 · 21141 · 3b141 = 7bb014

Base Conversions

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