The Number

987

Nine Hundred and Eighty-Seven

In Base 18 Octodecimal Is

30f18

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

For more familiar numbers: See Nine Hundred and Eighty-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

984
30c18
Nine Hundred and Eighty-Four in Base 18 Octodecimal
985
30d18
Nine Hundred and Eighty-Five in Base 18 Octodecimal
986
30e18
Nine Hundred and Eighty-Six in Base 18 Octodecimal
988
30g18
Nine Hundred and Eighty-Eight in Base 18 Octodecimal
989
30h18
Nine Hundred and Eighty-Nine in Base 18 Octodecimal
990
31018
Nine Hundred and Ninety in Base 18 Octodecimal

Scientific Notation

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

9.87e2

Reciprocal

A number multiplied with its reciprocal is one.

0.005g683ch7302h418

The reciprocal of 987 in Base 18 Octodecimal.

Palindrome?

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

The number 30f18 is not a palindrome.

Not A Prime Number

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

Nine hundred and eighty-seven is a composite number with 8 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Nine hundred and eighty-seven is a composite number with 8 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 nine hundred and eighty-seven has the following 3 prime factors:

3
318
Three in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
47
2b18
Forty-Seven in Base 18 Octodecimal

Prime Factorization

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

3181 · 7181 · 2b181 = 30f18

Base Conversions

The number nine hundred and eighty-seven in 35 different bases