The Number

99980

Ninety-Nine Thousand Nine Hundred and Eighty

In Base 18 Octodecimal Is

h2a818

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

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

Nearby Numbers

Positive, nonzero integers within three units

99977
h2a518
Ninety-Nine Thousand Nine Hundred and Seventy-Seven in Base 18 Octodecimal
99978
h2a618
Ninety-Nine Thousand Nine Hundred and Seventy-Eight in Base 18 Octodecimal
99979
h2a718
Ninety-Nine Thousand Nine Hundred and Seventy-Nine in Base 18 Octodecimal
99981
h2a918
Ninety-Nine Thousand Nine Hundred and Eighty-One in Base 18 Octodecimal
99982
h2aa18
Ninety-Nine Thousand Nine Hundred and Eighty-Two in Base 18 Octodecimal
99983
h2ab18
Ninety-Nine Thousand Nine 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.

9.9980e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00010g37bcb5f55b718

The reciprocal of 99980 in Base 18 Octodecimal.

Palindrome?

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

The number h2a818 is not a palindrome.

Not A Prime Number

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

Ninety-nine thousand nine 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.

Ninety-nine thousand nine 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 ninety-nine thousand nine hundred and eighty has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
4999
f7d18
Four Thousand Nine Hundred and Ninety-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 · f7d181 = h2a818

Base Conversions

The number ninety-nine thousand nine hundred and eighty in 35 different bases