The Number

28143

Twenty-Eight Thousand One Hundred and Forty-Three

In Base 18 Octodecimal Is

4ef918

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

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

Nearby Numbers

Positive, nonzero integers within three units

28140
4ef618
Twenty-Eight Thousand One Hundred and Forty in Base 18 Octodecimal
28141
4ef718
Twenty-Eight Thousand One Hundred and Forty-One in Base 18 Octodecimal
28142
4ef818
Twenty-Eight Thousand One Hundred and Forty-Two in Base 18 Octodecimal
28144
4efa18
Twenty-Eight Thousand One Hundred and Forty-Four in Base 18 Octodecimal
28145
4efb18
Twenty-Eight Thousand One Hundred and Forty-Five in Base 18 Octodecimal
28146
4efc18
Twenty-Eight Thousand One Hundred and Forty-Six in Base 18 Octodecimal

Scientific Notation

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

2.8143e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0003d29g3ff0d6ac18

The reciprocal of 28143 in Base 18 Octodecimal.

Palindrome?

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

The number 4ef918 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 forty-three 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 forty-three 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 forty-three has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
53
2h18
Fifty-Three in Base 18 Octodecimal
59
3518
Fifty-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

3182 · 2h181 · 35181 = 4ef918

Base Conversions

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