The Number

8990

Eight Thousand Nine Hundred and Ninety

In Base 18 Octodecimal Is

19d818

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

For more familiar numbers: See Eight Thousand Nine Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

8987
19d518
Eight Thousand Nine Hundred and Eighty-Seven in Base 18 Octodecimal
8988
19d618
Eight Thousand Nine Hundred and Eighty-Eight in Base 18 Octodecimal
8989
19d718
Eight Thousand Nine Hundred and Eighty-Nine in Base 18 Octodecimal
8991
19d918
Eight Thousand Nine Hundred and Ninety-One in Base 18 Octodecimal
8992
19da18
Eight Thousand Nine Hundred and Ninety-Two in Base 18 Octodecimal
8993
19db18
Eight Thousand Nine Hundred and Ninety-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.

8.990e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000bc362138b8a8a18

The reciprocal of 8990 in Base 18 Octodecimal.

Palindrome?

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

The number 19d818 is not a palindrome.

Not A Prime Number

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

Eight thousand nine hundred and ninety is a composite number with 16 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Eight thousand nine hundred and ninety is a composite number with 16 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 eight thousand nine hundred and ninety has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
29
1b18
Twenty-Nine in Base 18 Octodecimal
31
1d18
Thirty-One in Base 18 Octodecimal

Prime Factorization

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

2181 · 5181 · 1b181 · 1d181 = 19d818

Base Conversions

The number eight thousand nine hundred and ninety in 35 different bases