The Number

1045

One Thousand and Forty-Five

Nearby Numbers

Positive, nonzero integers within three units

1042
One Thousand and Forty-Two
1043
One Thousand and Forty-Three
1044
One Thousand and Forty-Four
1046
One Thousand and Forty-Six
1047
One Thousand and Forty-Seven
1048
One Thousand and Forty-Eight

Scientific Notation

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

1.045e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0009569377990430622

The reciprocal of 1045.

Palindrome?

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

The number 1045 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 forty-five 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 and forty-five 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 and forty-five has the following 3 prime factors:

5
Five
11
Eleven
19
Nineteen

Prime Factorization

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

51 · 111 · 191 = 1045

Base Conversions

The number one thousand and forty-five in 35 different bases