The Number

21240

Twenty-One Thousand Two Hundred and Forty

In Base 14 Quattuordecimal Is

7a5214

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

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

Nearby Numbers

Positive, nonzero integers within three units

21237
7a4d14
Twenty-One Thousand Two Hundred and Thirty-Seven in Base 14 Quattuordecimal
21238
7a5014
Twenty-One Thousand Two Hundred and Thirty-Eight in Base 14 Quattuordecimal
21239
7a5114
Twenty-One Thousand Two Hundred and Thirty-Nine in Base 14 Quattuordecimal
21241
7a5314
Twenty-One Thousand Two Hundred and Forty-One in Base 14 Quattuordecimal
21242
7a5414
Twenty-One Thousand Two Hundred and Forty-Two in Base 14 Quattuordecimal
21243
7a5514
Twenty-One Thousand Two Hundred and Forty-Three in Base 14 Quattuordecimal

Scientific Notation

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

2.1240e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001b46d845c13c1814

The reciprocal of 21240 in Base 14 Quattuordecimal.

Palindrome?

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

The number 7a5214 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 forty is a composite number with 48 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 two hundred and forty is a composite number with 48 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 forty has the following 4 prime factors:

2
214
Two in Base 14 Quattuordecimal
3
314
Three in Base 14 Quattuordecimal
5
514
Five in Base 14 Quattuordecimal
59
4314
Fifty-Nine in Base 14 Quattuordecimal

Prime Factorization

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

2143 · 3142 · 5141 · 43141 = 7a5214

Base Conversions

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