The Number

21842

Twenty-One Thousand Eight Hundred and Forty-Two

In Base 30 Trigesimal Is

o8230

The numbers with a 30 subscript use Base 30 Trigesimal 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
o7t30
Twenty-One Thousand Eight Hundred and Thirty-Nine in Base 30 Trigesimal
21840
o8030
Twenty-One Thousand Eight Hundred and Forty in Base 30 Trigesimal
21841
o8130
Twenty-One Thousand Eight Hundred and Forty-One in Base 30 Trigesimal
21843
o8330
Twenty-One Thousand Eight Hundred and Forty-Three in Base 30 Trigesimal
21844
o8430
Twenty-One Thousand Eight Hundred and Forty-Four in Base 30 Trigesimal
21845
o8530
Twenty-One Thousand Eight Hundred and Forty-Five in Base 30 Trigesimal

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.

0.00172g1s0etsn30

The reciprocal of 21842 in Base 30 Trigesimal.

Palindrome?

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

The number o8230 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 30 Trigesimal

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
230
Two in Base 30 Trigesimal
67
2730
Sixty-Seven in Base 30 Trigesimal
163
5d30
One Hundred and Sixty-Three in Base 30 Trigesimal

Prime Factorization

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

2301 · 27301 · 5d301 = o8230

Base Conversions

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