The Number

66689

Sixty-Six Thousand Six Hundred and Eighty-Nine

Nearby Numbers

Positive, nonzero integers within three units

66686
Sixty-Six Thousand Six Hundred and Eighty-Six
66687
Sixty-Six Thousand Six Hundred and Eighty-Seven
66688
Sixty-Six Thousand Six Hundred and Eighty-Eight
66690
Sixty-Six Thousand Six Hundred and Ninety
66691
Sixty-Six Thousand Six Hundred and Ninety-One
66692
Sixty-Six Thousand Six Hundred and Ninety-Two

Scientific Notation

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

6.6689e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000014994976682811259

The reciprocal of 66689.

Palindrome?

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

The number 66689 is not a palindrome.

Not A Prime Number

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

Sixty-six thousand six hundred and eighty-nine is a composite number with 6 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Sixty-six thousand six hundred and eighty-nine is a composite number with 6 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 sixty-six thousand six hundred and eighty-nine has the following 2 prime factors:

7
Seven
1361
One Thousand Three Hundred and Sixty-One

Prime Factorization

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

72 · 13611 = 66689

Base Conversions

The number sixty-six thousand six hundred and eighty-nine in 35 different bases