The Number

805342

Eight Hundred and Five Thousand Three Hundred and Forty-Two

In Base 21 Unovigesimal Is

42k3d21

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

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

Nearby Numbers

Positive, nonzero integers within three units

805339
42k3a21
Eight Hundred and Five Thousand Three Hundred and Thirty-Nine in Base 21 Unovigesimal
805340
42k3b21
Eight Hundred and Five Thousand Three Hundred and Forty in Base 21 Unovigesimal
805341
42k3c21
Eight Hundred and Five Thousand Three Hundred and Forty-One in Base 21 Unovigesimal
805343
42k3e21
Eight Hundred and Five Thousand Three Hundred and Forty-Three in Base 21 Unovigesimal
805344
42k3f21
Eight Hundred and Five Thousand Three Hundred and Forty-Four in Base 21 Unovigesimal
805345
42k3g21
Eight Hundred and Five Thousand Three Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

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

8.05342e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000051a8k5hh54g2f21

The reciprocal of 805342 in Base 21 Unovigesimal.

Palindrome?

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

The number 42k3d21 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 three hundred and forty-two is a composite number with 8 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 three 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 eight hundred and five thousand three hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
37
1g21
Thirty-Seven in Base 21 Unovigesimal
10883
13e521
Ten Thousand Eight Hundred and Eighty-Three in Base 21 Unovigesimal

Prime Factorization

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

2211 · 1g211 · 13e5211 = 42k3d21

Base Conversions

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