The Number

864138

Eight Hundred and Sixty-Four Thousand One Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

496a921

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

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

Nearby Numbers

Positive, nonzero integers within three units

864135
496a621
Eight Hundred and Sixty-Four Thousand One Hundred and Thirty-Five in Base 21 Unovigesimal
864136
496a721
Eight Hundred and Sixty-Four Thousand One Hundred and Thirty-Six in Base 21 Unovigesimal
864137
496a821
Eight Hundred and Sixty-Four Thousand One Hundred and Thirty-Seven in Base 21 Unovigesimal
864139
496aa21
Eight Hundred and Sixty-Four Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
864140
496ab21
Eight Hundred and Sixty-Four Thousand One Hundred and Forty in Base 21 Unovigesimal
864141
496ac21
Eight Hundred and Sixty-Four Thousand One Hundred and Forty-One in Base 21 Unovigesimal

Scientific Notation

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

8.64138e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00004f559ggb1fhc21

The reciprocal of 864138 in Base 21 Unovigesimal.

Palindrome?

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

The number 496a921 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 sixty-four thousand one hundred and thirty-eight is a composite number with 16 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 sixty-four thousand one hundred and thirty-eight is a composite number with 16 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 sixty-four thousand one hundred and thirty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
13093
18ea21
Thirteen Thousand and Ninety-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 · 3211 · b211 · 18ea211 = 496a921

Base Conversions

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