The Number

800864

Eight Hundred Thousand Eight Hundred and Sixty-Four

In Base 21 Unovigesimal Is

42a0821

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

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

Nearby Numbers

Positive, nonzero integers within three units

800861
42a0521
Eight Hundred Thousand Eight Hundred and Sixty-One in Base 21 Unovigesimal
800862
42a0621
Eight Hundred Thousand Eight Hundred and Sixty-Two in Base 21 Unovigesimal
800863
42a0721
Eight Hundred Thousand Eight Hundred and Sixty-Three in Base 21 Unovigesimal
800865
42a0921
Eight Hundred Thousand Eight Hundred and Sixty-Five in Base 21 Unovigesimal
800866
42a0a21
Eight Hundred Thousand Eight Hundred and Sixty-Six in Base 21 Unovigesimal
800867
42a0b21
Eight Hundred Thousand Eight Hundred and Sixty-Seven in Base 21 Unovigesimal

Scientific Notation

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

8.00864e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000521jbje46eff21

The reciprocal of 800864 in Base 21 Unovigesimal.

Palindrome?

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

The number 42a0821 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 thousand eight hundred and sixty-four is a composite number with 24 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eight hundred thousand eight hundred and sixty-four is a composite number with 24 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 thousand eight hundred and sixty-four has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal
863
1k221
Eight Hundred and Sixty-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

2215 · 18211 · 1k2211 = 42a0821

Base Conversions

The number eight hundred thousand eight hundred and sixty-four in 35 different bases