The Number

128480

One Hundred and Twenty-Eight Thousand Four Hundred and Eighty

In Base 18 Octodecimal Is

1409e18

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

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

Nearby Numbers

Positive, nonzero integers within three units

128477
1409b18
One Hundred and Twenty-Eight Thousand Four Hundred and Seventy-Seven in Base 18 Octodecimal
128478
1409c18
One Hundred and Twenty-Eight Thousand Four Hundred and Seventy-Eight in Base 18 Octodecimal
128479
1409d18
One Hundred and Twenty-Eight Thousand Four Hundred and Seventy-Nine in Base 18 Octodecimal
128481
1409f18
One Hundred and Twenty-Eight Thousand Four Hundred and Eighty-One in Base 18 Octodecimal
128482
1409g18
One Hundred and Twenty-Eight Thousand Four Hundred and Eighty-Two in Base 18 Octodecimal
128483
1409h18
One Hundred and Twenty-Eight Thousand Four Hundred and Eighty-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.

1.28480e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ecd1e6898daf18

The reciprocal of 128480 in Base 18 Octodecimal.

Palindrome?

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

The number 1409e18 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 four hundred and eighty is a composite number with 48 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 four hundred and eighty is a composite number with 48 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 four hundred and eighty has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
11
b18
Eleven in Base 18 Octodecimal
73
4118
Seventy-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 · 5181 · b181 · 41181 = 1409e18

Base Conversions

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