The Number

728472

Seven Hundred and Twenty-Eight Thousand Four Hundred and Seventy-Two

In Base 21 Unovigesimal Is

3fdi321

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

For more familiar numbers: See Seven Hundred and Twenty-Eight Thousand Four Hundred and Seventy-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

728469
3fdi021
Seven Hundred and Twenty-Eight Thousand Four Hundred and Sixty-Nine in Base 21 Unovigesimal
728470
3fdi121
Seven Hundred and Twenty-Eight Thousand Four Hundred and Seventy in Base 21 Unovigesimal
728471
3fdi221
Seven Hundred and Twenty-Eight Thousand Four Hundred and Seventy-One in Base 21 Unovigesimal
728473
3fdi421
Seven Hundred and Twenty-Eight Thousand Four Hundred and Seventy-Three in Base 21 Unovigesimal
728474
3fdi521
Seven Hundred and Twenty-Eight Thousand Four Hundred and Seventy-Four in Base 21 Unovigesimal
728475
3fdi621
Seven Hundred and Twenty-Eight Thousand Four Hundred and Seventy-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.

7.28472e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00005cf8h2163k9k21

The reciprocal of 728472 in Base 21 Unovigesimal.

Palindrome?

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

The number 3fdi321 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Seven hundred and twenty-eight thousand four hundred and seventy-two is a composite number with 32 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Seven hundred and twenty-eight thousand four hundred and seventy-two is a composite number with 32 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 seven hundred and twenty-eight thousand four hundred and seventy-two has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
127
6121
One Hundred and Twenty-Seven in Base 21 Unovigesimal
239
b821
Two Hundred and Thirty-Nine in Base 21 Unovigesimal

Prime Factorization

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

2213 · 3211 · 61211 · b8211 = 3fdi321

Base Conversions

The number seven hundred and twenty-eight thousand four hundred and seventy-two in 35 different bases