680428

680,428 is an even composite number composed of four prime numbers multiplied together.

What does the number 680428 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

680428 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 680428:

2² × 7 × 19 × 1279

(2 × 2 × 7 × 19 × 1279)

See below for interesting mathematical facts about the number 680428 from the Numbermatics database.

Names of 680428

Cardinal: 680428 can be written as Six hundred eighty thousand, four hundred twenty-eight.

Scientific notation

Scientific notation: 6.80428 × 10⁵

Factors of 680428

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 1307

Divisors of 680428

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 7 14 19 28 38 76 133 266 532 1279 2558 5116 8953 17906 24301 35812 48602 97204 170107 340214 680428
Sum of all divisors σ(n): 1433600
Sum of proper divisors (its aliquot sum) s(n): 753172
680428 is an abundant number, because the sum of its proper divisors (753172) is greater than itself. Its abundance is 72744

Bases of 680428

Binary: 10100110000111101100₂
Hexadecimal: 0xA61EC
Base-36: EL0S

Squares and roots of 680428

680428 squared (680428²) is 462982263184
680428 cubed (680428³) is 315026095373762752
The square root of 680428 is 824.8805974201
The cube root of 680428 is 87.9550390159

Scales and comparisons

How big is 680428?

680,428 seconds is equal to 1 week, 21 hours, 28 seconds.
To count from 1 to 680,428 would take you about twenty-one hours!

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 680428 cubic inches would be around 7.3 feet tall.

Recreational maths with 680428

680428 backwards is 824086
680428 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 680428's digits is 28
More coming soon!

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The information we have on file for 680428 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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