The Number

805401

Eight Hundred and Five Thousand Four Hundred and One

In Base 21 Unovigesimal Is

42k6921

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

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

Nearby Numbers

Positive, nonzero integers within three units

805398
42k6621
Eight Hundred and Five Thousand Three Hundred and Ninety-Eight in Base 21 Unovigesimal
805399
42k6721
Eight Hundred and Five Thousand Three Hundred and Ninety-Nine in Base 21 Unovigesimal
805400
42k6821
Eight Hundred and Five Thousand Four Hundred in Base 21 Unovigesimal
805402
42k6a21
Eight Hundred and Five Thousand Four Hundred and Two in Base 21 Unovigesimal
805403
42k6b21
Eight Hundred and Five Thousand Four Hundred and Three in Base 21 Unovigesimal
805404
42k6c21
Eight Hundred and Five Thousand Four Hundred and 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.

8.05401e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000051a5b0cj5158721

The reciprocal of 805401 in Base 21 Unovigesimal.

Palindrome?

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

The number 42k6921 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 five thousand four hundred and one is a composite number with 12 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 five thousand four hundred and one is a composite number with 12 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 five thousand four hundred and one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
109
5421
One Hundred and Nine in Base 21 Unovigesimal
821
1i221
Eight Hundred and Twenty-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

3212 · 54211 · 1i2211 = 42k6921

Base Conversions

The number eight hundred and five thousand four hundred and one in 35 different bases