78728625

78,728,625 is an odd composite number composed of three prime numbers multiplied together.

What does the number 78728625 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 32 divisors.

78728625 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 78728625:

3³ × 5³ × 23327

(3 × 3 × 3 × 5 × 5 × 5 × 23327)

See below for interesting mathematical facts about the number 78728625 from the Numbermatics database.

Names of 78728625

Cardinal: 78728625 can be written as Seventy-eight million, seven hundred twenty-eight thousand, six hundred twenty-five.

Scientific notation

Scientific notation: 7.8728625 × 10⁷

Factors of 78728625

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 23335

Divisors of 78728625

Number of divisors d(n): 32
Complete list of divisors:
1 3 5 9 15 25 27 45 75 125 135 225 375 675 1125 3375 23327 69981 116635 209943 349905 583175 629829 1049715 1749525 2915875 3149145 5248575 8747625 15745725 26242875 78728625
Sum of all divisors σ(n): 145566720
Sum of proper divisors (its aliquot sum) s(n): 66838095
78728625 is a deficient number, because the sum of its proper divisors (66838095) is less than itself. Its deficiency is 11890530

Bases of 78728625

Binary: 100101100010100110110110001₂
Hexadecimal: 0x4B14DB1
Base-36: 1AVFE9

Squares and roots of 78728625

78728625 squared (78728625²) is 6198196394390625
78728625 cubed (78728625³) is 487975479610331619140625
The square root of 78728625 is 8872.9152481019
The cube root of 78728625 is 428.5921597115

Scales and comparisons

How big is 78728625?

78,728,625 seconds is equal to 2 years, 26 weeks, 1 day, 5 hours, 3 minutes, 45 seconds.
To count from 1 to 78,728,625 would take you about three years!

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 78728625 cubic inches would be around 35.7 feet tall.

Recreational maths with 78728625

78728625 backwards is 52682787
78728625 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 78728625's digits is 45
More coming soon!

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The information we have on file for 78728625 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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