The Number

128800

One Hundred and Twenty-Eight Thousand Eight Hundred

In Base 18 Octodecimal Is

1419a18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

128797
1419718
One Hundred and Twenty-Eight Thousand Seven Hundred and Ninety-Seven in Base 18 Octodecimal
128798
1419818
One Hundred and Twenty-Eight Thousand Seven Hundred and Ninety-Eight in Base 18 Octodecimal
128799
1419918
One Hundred and Twenty-Eight Thousand Seven Hundred and Ninety-Nine in Base 18 Octodecimal
128801
1419b18
One Hundred and Twenty-Eight Thousand Eight Hundred and One in Base 18 Octodecimal
128802
1419c18
One Hundred and Twenty-Eight Thousand Eight Hundred and Two in Base 18 Octodecimal
128803
1419d18
One Hundred and Twenty-Eight Thousand Eight Hundred and Three in Base 18 Octodecimal

Scientific Notation

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

1.28800e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ec14caf245gab18

The reciprocal of 128800 in Base 18 Octodecimal.

Palindrome?

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

The number 1419a18 is not a palindrome.

Not A Prime Number

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

One hundred and twenty-eight thousand eight hundred is a composite number with 72 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-eight thousand eight hundred is a composite number with 72 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 one hundred and twenty-eight thousand eight hundred has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
23
1518
Twenty-Three in Base 18 Octodecimal

Prime Factorization

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

2185 · 5182 · 7181 · 15181 = 1419a18

Base Conversions

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