139428040720
139,428,040,720 is an even composite number composed of four prime numbers multiplied together.
139428040720 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 139428040720:
24 × 5 × 41 × 3493
(2 × 2 × 2 × 2 × 5 × 41 × 349 × 349 × 349)See below for interesting mathematical facts about the number 139428040720 from the Numbermatics database.
Names of 139428040720
- Cardinal: 139428040720 can be written as One hundred thirty-nine billion, four hundred twenty-eight million, forty thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.3942804072 × 1011
Factors of 139428040720
Divisors of 139428040720
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 4 5 8 10 16 20 40 41 80 82 164 205 328 349 410 656 698 820 1396 1640 1745 2792 3280 3490 5584 6980 13960 14309 27920 28618 57236 71545 114472 121801 143090 228944 243602 286180 487204 572360 609005 974408 1144720 1218010 1948816 2436020 4872040 4993841 9744080 9987682 19975364 24969205 39950728 42508549 49938410 79901456 85017098 99876820 170034196 199753640 212542745 340068392 399507280 425085490 680136784 850170980 1700341960 1742850509 3400683920 3485701018 6971402036 8714252545 13942804072 17428505090 27885608144 34857010180 69714020360 139428040720
- Sum of all divisors σ(n): 333031028400
- Sum of proper divisors (its aliquot sum) s(n): 193602987680
- 139428040720 is an abundant number, because the sum of its proper divisors (193602987680) is greater than itself. Its abundance is 54174946960
Bases of 139428040720
- Binary: 100000011101101000111100010000000100002
- Hexadecimal: 0x20768F1010
- Base-36: 1S1VUSR4
Squares and roots of 139428040720
- 139428040720 squared (1394280407202) is 19440178539017978118400
- 139428040720 cubed (1394280407203) is 2710506004942268761904344181248000
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The
square root of 139428040720 is 373400.6437059261 -
The
cube root of 139428040720 is 5185.4132713297
Scales and comparisons
How big is 139428040720?- 139,428,040,720 seconds is equal to 4,433 years, 19 weeks, 5 days, 11 hours, 18 minutes, 40 seconds.
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To count from 1 to 139,428,040,720 would take you about eight thousand, eight hundred sixty-six 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 139428040720 cubic inches would be around 432.1 feet tall.
Recreational maths with 139428040720
- 139428040720 backwards is 027040824931
- 139428040720 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 139428040720's digits is 40
- More coming soon!
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