72356728990
72,356,728,990 is an even composite number composed of six prime numbers multiplied together.
72356728990 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 72356728990:
2 × 5 × 7 × 13 × 372 × 2412
(2 × 5 × 7 × 13 × 37 × 37 × 241 × 241)See below for interesting mathematical facts about the number 72356728990 from the Numbermatics database.
Names of 72356728990
- Cardinal: 72356728990 can be written as Seventy-two billion, three hundred fifty-six million, seven hundred twenty-eight thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 7.235672899 × 1010
Factors of 72356728990
Divisors of 72356728990
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 5 7 10 13 14 26 35 37 65 70 74 91 130 182 185 241 259 370 455 481 482 518 910 962 1205 1295 1369 1687 2405 2410 2590 2738 3133 3367 3374 4810 6266 6734 6845 8435 8917 9583 13690 15665 16835 16870 17797 17834 19166 21931 31330 33670 35594 43862 44585 47915 58081 62419 88985 89170 95830 109655 115921 116162 124579 124838 177970 219310 231842 249158 290405 312095 329929 406567 579605 580810 622895 624190 659858 755053 811447 813134 1159210 1245790 1510106 1622894 1649645 2032835 2148997 2309503 3299290 3775265 4057235 4065670 4289077 4297994 4619006 5285371 7550530 8114470 8578154 10570742 10744985 11547515 15042979 21445385 21489970 23095030 26426855 27936961 30023539 30085958 42890770 52853710 55873922 60047078 75214895 79512889 139684805 150117695 150429790 159025778 195558727 279369610 300235390 391117454 397564445 556590223 795128890 977793635 1033667557 1113180446 1955587270 2067335114 2782951115 5168337785 5565902230 7235672899 10336675570 14471345798 36178364495 72356728990
- Sum of all divisors σ(n): 165433889376
- Sum of proper divisors (its aliquot sum) s(n): 93077160386
- 72356728990 is an abundant number, because the sum of its proper divisors (93077160386) is greater than itself. Its abundance is 20720431396
Bases of 72356728990
- Binary: 10000110110001100110000010000100111102
- Hexadecimal: 0x10D8CC109E
- Base-36: X8NBTEM
Squares and roots of 72356728990
- 72356728990 squared (723567289902) is 5235496230132306420100
- 72356728990 cubed (723567289903) is 378823381851849967482812788699000
-
The
square root of 72356728990 is 268992.0612025567 -
The
cube root of 72356728990 is 4167.0269432331
Scales and comparisons
How big is 72356728990?- 72,356,728,990 seconds is equal to 2,300 years, 37 weeks, 3 days, 3 hours, 23 minutes, 10 seconds.
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To count from 1 to 72,356,728,990 would take you about four thousand, six hundred one 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 72356728990 cubic inches would be around 347.3 feet tall.
Recreational maths with 72356728990
- 72356728990 backwards is 09982765327
- The number of decimal digits it has is: 11
- The sum of 72356728990's digits is 58
- More coming soon!
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