The Number

1003

One Thousand and Three

Nearby Numbers

Positive, nonzero integers within three units

1000
One Thousand
1001
One Thousand and One
1002
One Thousand and Two
1004
One Thousand and Four
1005
One Thousand and Five
1006
One Thousand and Six

Scientific Notation

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

1.003e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0009970089730807576

The reciprocal of 1003.

Palindrome?

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

The number 1003 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 and three is a composite number with 4 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One thousand and three is a composite number with 4 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 and three has the following 2 prime factors:

17
Seventeen
59
Fifty-Nine

Prime Factorization

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

171 · 591 = 1003

Base Conversions

The number one thousand and three in 35 different bases