The Number

21942

Twenty-One Thousand Nine Hundred and Forty-Two

In Base 16 Hexadecimal Is

55b616

The numbers with a 16 subscript use Base 16 Hexadecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21939
55b316
Twenty-One Thousand Nine Hundred and Thirty-Nine in Base 16 Hexadecimal
21940
55b416
Twenty-One Thousand Nine Hundred and Forty in Base 16 Hexadecimal
21941
55b516
Twenty-One Thousand Nine Hundred and Forty-One in Base 16 Hexadecimal
21943
55b716
Twenty-One Thousand Nine Hundred and Forty-Three in Base 16 Hexadecimal
21944
55b816
Twenty-One Thousand Nine Hundred and Forty-Four in Base 16 Hexadecimal
21945
55b916
Twenty-One Thousand Nine Hundred and Forty-Five in Base 16 Hexadecimal

Scientific Notation

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

2.1942e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002fc9dd5347a8d216

The reciprocal of 21942 in Base 16 Hexadecimal.

Palindrome?

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

The number 55b616 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 nine hundred and forty-two is a composite number with 24 total factors (including 1 and itself).   See primes in Base 16 Hexadecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand nine hundred and forty-two is a composite number with 24 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 nine hundred and forty-two has the following 4 prime factors:

2
216
Two in Base 16 Hexadecimal
3
316
Three in Base 16 Hexadecimal
23
1716
Twenty-Three in Base 16 Hexadecimal
53
3516
Fifty-Three in Base 16 Hexadecimal

Prime Factorization

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

2161 · 3162 · 17161 · 35161 = 55b616

Base Conversions

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