The Number

66720

Sixty-Six Thousand Seven Hundred and Twenty

Nearby Numbers

Positive, nonzero integers within three units

66717
Sixty-Six Thousand Seven Hundred and Seventeen
66718
Sixty-Six Thousand Seven Hundred and Eightteen
66719
Sixty-Six Thousand Seven Hundred and Nineteen
66721
Sixty-Six Thousand Seven Hundred and Twenty-One
66722
Sixty-Six Thousand Seven Hundred and Twenty-Two
66723
Sixty-Six Thousand Seven Hundred and Twenty-Three

Scientific Notation

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

6.6720e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001498800959232614

The reciprocal of 66720.

Palindrome?

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

The number 66720 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 seven hundred and twenty is a composite number with 48 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 seven hundred and twenty is a composite number with 48 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 seven hundred and twenty has the following 4 prime factors:

2
Two
3
Three
5
Five
139
One Hundred and Thirty-Nine

Prime Factorization

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

25 · 31 · 51 · 1391 = 66720

Base Conversions

The number sixty-six thousand seven hundred and twenty in 35 different bases