The Number

21842

Twenty-One Thousand Eight Hundred and Forty-Two

In Base 25 Pentavigesimal Is

19nh25

The numbers with a 25 subscript use Base 25 Pentavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21839
19ne25
Twenty-One Thousand Eight Hundred and Thirty-Nine in Base 25 Pentavigesimal
21840
19nf25
Twenty-One Thousand Eight Hundred and Forty in Base 25 Pentavigesimal
21841
19ng25
Twenty-One Thousand Eight Hundred and Forty-One in Base 25 Pentavigesimal
21843
19ni25
Twenty-One Thousand Eight Hundred and Forty-Three in Base 25 Pentavigesimal
21844
19nj25
Twenty-One Thousand Eight Hundred and Forty-Four in Base 25 Pentavigesimal
21845
19nk25
Twenty-One Thousand Eight Hundred and Forty-Five in Base 25 Pentavigesimal

Scientific Notation

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

2.1842e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000hm2ea73of4fi25

The reciprocal of 21842 in Base 25 Pentavigesimal.

Palindrome?

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

The number 19nh25 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 eight hundred and forty-two is a composite number with 8 total factors (including 1 and itself).   See primes in Base 25 Pentavigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand eight 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 eight hundred and forty-two has the following 3 prime factors:

2
225
Two in Base 25 Pentavigesimal
67
2h25
Sixty-Seven in Base 25 Pentavigesimal
163
6d25
One Hundred and Sixty-Three in Base 25 Pentavigesimal

Prime Factorization

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

2251 · 2h251 · 6d251 = 19nh25

Base Conversions

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