The Number

728640

Seven Hundred and Twenty-Eight Thousand Six Hundred and Forty

In Base 20 Vigesimal Is

4b1c020

The numbers with a 20 subscript use Base 20 Vigesimal notation.

For more familiar numbers: See Seven Hundred and Twenty-Eight Thousand Six Hundred and Forty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

728637
4b1bh20
Seven Hundred and Twenty-Eight Thousand Six Hundred and Thirty-Seven in Base 20 Vigesimal
728638
4b1bi20
Seven Hundred and Twenty-Eight Thousand Six Hundred and Thirty-Eight in Base 20 Vigesimal
728639
4b1bj20
Seven Hundred and Twenty-Eight Thousand Six Hundred and Thirty-Nine in Base 20 Vigesimal
728641
4b1c120
Seven Hundred and Twenty-Eight Thousand Six Hundred and Forty-One in Base 20 Vigesimal
728642
4b1c220
Seven Hundred and Twenty-Eight Thousand Six Hundred and Forty-Two in Base 20 Vigesimal
728643
4b1c320
Seven Hundred and Twenty-Eight Thousand Six Hundred and Forty-Three in Base 20 Vigesimal

Scientific Notation

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

7.28640e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000047gdij587f5gh20

The reciprocal of 728640 in Base 20 Vigesimal.

Palindrome?

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

The number 4b1c020 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 six hundred and forty is a composite number with 168 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Seven hundred and twenty-eight thousand six hundred and forty is a composite number with 168 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 six hundred and forty has the following 5 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
11
b20
Eleven in Base 20 Vigesimal
23
1320
Twenty-Three in Base 20 Vigesimal

Prime Factorization

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

2206 · 3202 · 5201 · b201 · 13201 = 4b1c020

Base Conversions

The number seven hundred and twenty-eight thousand six hundred and forty in 35 different bases