The Number

28180

Twenty-Eight Thousand One Hundred and Eighty

In Base 18 Octodecimal Is

4eha18

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

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

Nearby Numbers

Positive, nonzero integers within three units

28177
4eh718
Twenty-Eight Thousand One Hundred and Seventy-Seven in Base 18 Octodecimal
28178
4eh818
Twenty-Eight Thousand One Hundred and Seventy-Eight in Base 18 Octodecimal
28179
4eh918
Twenty-Eight Thousand One Hundred and Seventy-Nine in Base 18 Octodecimal
28181
4ehb18
Twenty-Eight Thousand One Hundred and Eighty-One in Base 18 Octodecimal
28182
4ehc18
Twenty-Eight Thousand One Hundred and Eighty-Two in Base 18 Octodecimal
28183
4ehd18
Twenty-Eight Thousand One 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.

2.8180e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0003d0h61aca1a4618

The reciprocal of 28180 in Base 18 Octodecimal.

Palindrome?

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

The number 4eha18 is not a palindrome.

Not A Prime Number

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

Twenty-eight thousand one hundred and eighty is a composite number with 12 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Twenty-eight thousand one hundred and eighty is a composite number with 12 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 twenty-eight thousand one hundred and eighty has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
1409
46518
One Thousand Four 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

2182 · 5181 · 465181 = 4eha18

Base Conversions

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