The Number

100809

One Hundred Thousand Eight Hundred and Nine

Nearby Numbers

Positive, nonzero integers within three units

100806
One Hundred Thousand Eight Hundred and Six
100807
One Hundred Thousand Eight Hundred and Seven
100808
One Hundred Thousand Eight Hundred and Eight
100810
One Hundred Thousand Eight Hundred and Ten
100811
One Hundred Thousand Eight Hundred and Eleven
100812
One Hundred Thousand Eight Hundred and Twelve

Scientific Notation

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

1.00809e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000009919749228739497

The reciprocal of 100809.

Palindrome?

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

The number 100809 is not a palindrome.

Not A Prime Number

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

One hundred thousand eight hundred and nine is a composite number with 12 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One hundred thousand eight hundred and nine 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 one hundred thousand eight hundred and nine has the following 3 prime factors:

3
Three
23
Twenty-Three
487
Four Hundred and Eighty-Seven

Prime Factorization

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

32 · 231 · 4871 = 100809

Base Conversions

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