The Number

40209

Forty Thousand Two Hundred and Nine

Nearby Numbers

Positive, nonzero integers within three units

40206
Forty Thousand Two Hundred and Six
40207
Forty Thousand Two Hundred and Seven
40208
Forty Thousand Two Hundred and Eight
40210
Forty Thousand Two Hundred and Ten
40211
Forty Thousand Two Hundred and Eleven
40212
Forty Thousand Two Hundred and Twelve

Scientific Notation

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

4.0209e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000024870053968017112

The reciprocal of 40209.

Palindrome?

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

The number 40209 is not a palindrome.

Not A Prime Number

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

Forty thousand two hundred and nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Forty thousand two hundred and nine 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 forty thousand two hundred and nine has the following 3 prime factors:

3
Three
13
Thirteen
1031
One Thousand and Thirty-One

Prime Factorization

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

31 · 131 · 10311 = 40209

Base Conversions

The number forty thousand two hundred and nine in 35 different bases