The Number

128000

One Hundred and Twenty-Eight Thousand

In Base 18 Octodecimal Is

13h1218

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

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

Nearby Numbers

Positive, nonzero integers within three units

127997
13h0h18
One Hundred and Twenty-Seven Thousand Nine Hundred and Ninety-Seven in Base 18 Octodecimal
127998
13h1018
One Hundred and Twenty-Seven Thousand Nine Hundred and Ninety-Eight in Base 18 Octodecimal
127999
13h1118
One Hundred and Twenty-Seven Thousand Nine Hundred and Ninety-Nine in Base 18 Octodecimal
128001
13h1318
One Hundred and Twenty-Eight Thousand and One in Base 18 Octodecimal
128002
13h1418
One Hundred and Twenty-Eight Thousand and Two in Base 18 Octodecimal
128003
13h1518
One Hundred and Twenty-Eight Thousand 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.

1.28000e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000edch7h3d7102d18

The reciprocal of 128000 in Base 18 Octodecimal.

Palindrome?

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

The number 13h1218 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 is a composite number with 44 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 is a composite number with 44 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 has the following 2 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal

Prime Factorization

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

21810 · 5183 = 13h1218

Base Conversions

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