The Number

728098

Seven Hundred and Twenty-Eight Thousand and Ninety-Eight

In Base 21 Unovigesimal Is

3fd0721

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

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

Nearby Numbers

Positive, nonzero integers within three units

728095
3fd0421
Seven Hundred and Twenty-Eight Thousand and Ninety-Five in Base 21 Unovigesimal
728096
3fd0521
Seven Hundred and Twenty-Eight Thousand and Ninety-Six in Base 21 Unovigesimal
728097
3fd0621
Seven Hundred and Twenty-Eight Thousand and Ninety-Seven in Base 21 Unovigesimal
728099
3fd0821
Seven Hundred and Twenty-Eight Thousand and Ninety-Nine in Base 21 Unovigesimal
728100
3fd0921
Seven Hundred and Twenty-Eight Thousand One Hundred in Base 21 Unovigesimal
728101
3fd0a21
Seven Hundred and Twenty-Eight Thousand One Hundred and 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.

7.28098e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00005cgea3b67adh921

The reciprocal of 728098 in Base 21 Unovigesimal.

Palindrome?

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

The number 3fd0721 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 and ninety-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.

Seven hundred and twenty-eight thousand and ninety-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 seven hundred and twenty-eight thousand and ninety-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
131
6521
One Hundred and Thirty-One in Base 21 Unovigesimal
397
ij21
Three Hundred and Ninety-Seven 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 · 7211 · 65211 · ij211 = 3fd0721

Base Conversions

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