728991014940
728,991,014,940 is an even composite number composed of four prime numbers multiplied together.
728991014940 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 728991014940:
22 × 33 × 5 × 1349983361
(2 × 2 × 3 × 3 × 3 × 5 × 1349983361)See below for interesting mathematical facts about the number 728991014940 from the Numbermatics database.
Names of 728991014940
- Cardinal: 728991014940 can be written as Seven hundred twenty-eight billion, nine hundred ninety-one million, fourteen thousand, nine hundred forty.
Scientific notation
- Scientific notation: 7.2899101494 × 1011
Factors of 728991014940
- Number of distinct prime factors ω(n): 4
- Total number of prime factors Ω(n): 7
- Sum of prime factors: 1349983371
Divisors of 728991014940
- Number of divisors d(n): 48
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 1349983361 2699966722 4049950083 5399933444 6749916805 8099900166 12149850249 13499833610 16199800332 20249750415 24299700498 26999667220 36449550747 40499500830 48599400996 60749251245 72899101494 80999001660 121498502490 145798202988 182247753735 242997004980 364495507470 728991014940
- Sum of all divisors σ(n): 2267972048160
- Sum of proper divisors (its aliquot sum) s(n): 1538981033220
- 728991014940 is an abundant number, because the sum of its proper divisors (1538981033220) is greater than itself. Its abundance is 809990018280
Bases of 728991014940
- Binary: 10101001101110110100000000100000000111002
- Hexadecimal: 0xA9BB40201C
- Base-36: 9AW6FF30
Squares and roots of 728991014940
- 728991014940 squared (7289910149402) is 531427899863251303203600
- 728991014940 cubed (7289910149403) is 387406164088744254730670037461784000
-
The
square root of 728991014940 is 853809.7065154507 -
The
cube root of 728991014940 is 8999.9630242927
Scales and comparisons
How big is 728991014940?- 728,991,014,940 seconds is equal to 23,179 years, 34 weeks, 2 days, 9 minutes.
-
To count from 1 to 728,991,014,940 would take you about forty-six thousand, three hundred fifty-nine 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 728991014940 cubic inches would be around 750 feet tall.
Recreational maths with 728991014940
- 728991014940 backwards is 049410199827
- 728991014940 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 728991014940's digits is 54
- More coming soon!
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