The Number

128045

One Hundred and Twenty-Eight Thousand and Forty-Five

In Base 18 Octodecimal Is

13h3b18

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

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

Nearby Numbers

Positive, nonzero integers within three units

128042
13h3818
One Hundred and Twenty-Eight Thousand and Forty-Two in Base 18 Octodecimal
128043
13h3918
One Hundred and Twenty-Eight Thousand and Forty-Three in Base 18 Octodecimal
128044
13h3a18
One Hundred and Twenty-Eight Thousand and Forty-Four in Base 18 Octodecimal
128046
13h3c18
One Hundred and Twenty-Eight Thousand and Forty-Six in Base 18 Octodecimal
128047
13h3d18
One Hundred and Twenty-Eight Thousand and Forty-Seven in Base 18 Octodecimal
128048
13h3e18
One Hundred and Twenty-Eight Thousand and Forty-Eight in Base 18 Octodecimal

Scientific Notation

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

1.28045e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000edb53615d76518

The reciprocal of 128045 in Base 18 Octodecimal.

Palindrome?

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

The number 13h3b18 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 and forty-five is a composite number with 4 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 and forty-five is a composite number with 4 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 and forty-five has the following 2 prime factors:

5
518
Five in Base 18 Octodecimal
25609
470d18
Twenty-Five Thousand Six Hundred and Nine in Base 18 Octodecimal

Prime Factorization

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

5181 · 470d181 = 13h3b18

Base Conversions

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