The Number

1309

One Thousand Three Hundred and Nine

Nearby Numbers

Positive, nonzero integers within three units

1306
One Thousand Three Hundred and Six
1307
One Thousand Three Hundred and Seven
1308
One Thousand Three Hundred and Eight
1310
One Thousand Three Hundred and Ten
1311
One Thousand Three Hundred and Eleven
1312
One Thousand Three Hundred and Twelve

Scientific Notation

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

1.309e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0007639419404125286

The reciprocal of 1309.

Palindrome?

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

The number 1309 is not a palindrome.

Not A Prime Number

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

One thousand three 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.

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

7
Seven
11
Eleven
17
Seventeen

Prime Factorization

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

71 · 111 · 171 = 1309

Base Conversions

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