679

679 is an odd composite number composed of two prime numbers multiplied together.

What does the number 679 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

679 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 679:

7 × 97

See below for interesting mathematical facts about the number 679 from the Numbermatics database.

Names of 679

Cardinal: 679 can be written as Six hundred seventy-nine.

Scientific notation

Scientific notation: 6.79 × 10²

Factors of 679

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 104

Divisors of 679

Number of divisors d(n): 4
Complete list of divisors:
1 7 97 679
Sum of all divisors σ(n): 784
Sum of proper divisors (its aliquot sum) s(n): 105
679 is a deficient number, because the sum of its proper divisors (105) is less than itself. Its deficiency is 574

Bases of 679

Binary: 1010100111₂
Hexadecimal: 0x2A7
Base-36: IV

Squares and roots of 679

679 squared (679²) is 461041
679 cubed (679³) is 313046839
The square root of 679 is 26.0576284415
The cube root of 679 is 8.7893466123

Scales and comparisons

How big is 679?

679 seconds is equal to 11 minutes, 19 seconds.
To count from 1 to 679 would take you about five minutes.

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
A cube with a volume of 679 cubic inches would be around 0.7 feet tall.

Recreational maths with 679

679 backwards is 976
The number of decimal digits it has is: 3
The sum of 679's digits is 22
More coming soon!

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The information we have on file for 679 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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