The Number

9945

Nine Thousand Nine Hundred and Forty-Five

Nearby Numbers

Positive, nonzero integers within three units

9942
Nine Thousand Nine Hundred and Forty-Two
9943
Nine Thousand Nine Hundred and Forty-Three
9944
Nine Thousand Nine Hundred and Forty-Four
9946
Nine Thousand Nine Hundred and Forty-Six
9947
Nine Thousand Nine Hundred and Forty-Seven
9948
Nine Thousand Nine Hundred and Forty-Eight

Scientific Notation

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

9.945e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00010055304172951231

The reciprocal of 9945.

Palindrome?

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

The number 9945 is not a palindrome.

Not A Prime Number

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

Nine thousand nine hundred and forty-five is a composite number with 24 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Nine thousand nine hundred and forty-five is a composite number with 24 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 nine thousand nine hundred and forty-five has the following 4 prime factors:

3
Three
5
Five
13
Thirteen
17
Seventeen

Prime Factorization

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

32 · 51 · 131 · 171 = 9945

Base Conversions

The number nine thousand nine hundred and forty-five in 35 different bases