The Number

9978

Nine Thousand Nine Hundred and Seventy-Eight

Nearby Numbers

Positive, nonzero integers within three units

9975
Nine Thousand Nine Hundred and Seventy-Five
9976
Nine Thousand Nine Hundred and Seventy-Six
9977
Nine Thousand Nine Hundred and Seventy-Seven
9979
Nine Thousand Nine Hundred and Seventy-Nine
9980
Nine Thousand Nine Hundred and Eighty
9981
Nine Thousand Nine Hundred and Eighty-One

Scientific Notation

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

9.978e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00010022048506714773

The reciprocal of 9978.

Palindrome?

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

The number 9978 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 seventy-eight 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.

Nine thousand nine hundred and seventy-eight 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 nine thousand nine hundred and seventy-eight has the following 3 prime factors:

2
Two
3
Three
1663
One Thousand Six Hundred and Sixty-Three

Prime Factorization

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

21 · 31 · 16631 = 9978

Base Conversions

The number nine thousand nine hundred and seventy-eight in 35 different bases