The Number

21742

Twenty-One Thousand Seven Hundred and Forty-Two

In Base 14 Quattuordecimal Is

7cd014

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

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

Nearby Numbers

Positive, nonzero integers within three units

21739
7ccb14
Twenty-One Thousand Seven Hundred and Thirty-Nine in Base 14 Quattuordecimal
21740
7ccc14
Twenty-One Thousand Seven Hundred and Forty in Base 14 Quattuordecimal
21741
7ccd14
Twenty-One Thousand Seven Hundred and Forty-One in Base 14 Quattuordecimal
21743
7cd114
Twenty-One Thousand Seven Hundred and Forty-Three in Base 14 Quattuordecimal
21744
7cd214
Twenty-One Thousand Seven Hundred and Forty-Four in Base 14 Quattuordecimal
21745
7cd314
Twenty-One Thousand Seven Hundred and Forty-Five in Base 14 Quattuordecimal

Scientific Notation

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

2.1742e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001aa454a013951b414

The reciprocal of 21742 in Base 14 Quattuordecimal.

Palindrome?

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

The number 7cd014 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 seven hundred and forty-two is a composite number with 8 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 seven hundred and forty-two is a composite number with 8 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 seven hundred and forty-two has the following 3 prime factors:

2
214
Two in Base 14 Quattuordecimal
7
714
Seven in Base 14 Quattuordecimal
1553
7cd14
One Thousand Five Hundred and 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 · 7cd141 = 7cd014

Base Conversions

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