The Number

804991

Eight Hundred and Four Thousand Nine Hundred and Ninety-One

In Base 21 Unovigesimal Is

42j7j21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Eight Hundred and Four Thousand Nine Hundred and Ninety-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

804988
42j7g21
Eight Hundred and Four Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal
804989
42j7h21
Eight Hundred and Four Thousand Nine Hundred and Eighty-Nine in Base 21 Unovigesimal
804990
42j7i21
Eight Hundred and Four Thousand Nine Hundred and Ninety in Base 21 Unovigesimal
804992
42j7k21
Eight Hundred and Four Thousand Nine Hundred and Ninety-Two in Base 21 Unovigesimal
804993
42j8021
Eight Hundred and Four Thousand Nine Hundred and Ninety-Three in Base 21 Unovigesimal
804994
42j8121
Eight Hundred and Four Thousand Nine Hundred and Ninety-Four in Base 21 Unovigesimal

Scientific Notation

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

8.04991e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000051b896eedi2i621

The reciprocal of 804991 in Base 21 Unovigesimal.

Palindrome?

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

The number 42j7j21 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 four thousand nine hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eight hundred and four thousand nine hundred and ninety-one 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 four thousand nine hundred and ninety-one has the following 2 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
73181
7ijh21
Seventy-Three Thousand One Hundred and Eighty-One in Base 21 Unovigesimal

Prime Factorization

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

b211 · 7ijh211 = 42j7j21

Base Conversions

The number eight hundred and four thousand nine hundred and ninety-one in 35 different bases