The Number

842

Eight Hundred and Forty-Two

In Base 31 Untrigesimal Is

r531

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

839
r231
Eight Hundred and Thirty-Nine in Base 31 Untrigesimal
840
r331
Eight Hundred and Forty in Base 31 Untrigesimal
841
r431
Eight Hundred and Forty-One in Base 31 Untrigesimal
843
r631
Eight Hundred and Forty-Three in Base 31 Untrigesimal
844
r731
Eight Hundred and Forty-Four in Base 31 Untrigesimal
845
r831
Eight Hundred and Forty-Five in Base 31 Untrigesimal

Scientific Notation

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

8.42e2

Reciprocal

A number multiplied with its reciprocal is one.

0.014bpbbkoqcae31

The reciprocal of 842 in Base 31 Untrigesimal.

Palindrome?

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

The number r531 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Eight hundred and forty-two is a composite number with 4 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Eight hundred and forty-two is a composite number with 4 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 eight hundred and forty-two has the following 2 prime factors:

2
231
Two in Base 31 Untrigesimal
421
di31
Four Hundred and Twenty-One in Base 31 Untrigesimal

Prime Factorization

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

2311 · di311 = r531

Base Conversions

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