990649078125
990,649,078,125 is an odd composite number composed of five prime numbers multiplied together.
990649078125 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 990649078125:
3 × 56 × 72 × 31 × 13913
(3 × 5 × 5 × 5 × 5 × 5 × 5 × 7 × 7 × 31 × 13913)See below for interesting mathematical facts about the number 990649078125 from the Numbermatics database.
Names of 990649078125
- Cardinal: 990649078125 can be written as Nine hundred ninety billion, six hundred forty-nine million, seventy-eight thousand, one hundred twenty-five.
Scientific notation
- Scientific notation: 9.90649078125 × 1011
Factors of 990649078125
Divisors of 990649078125
- Number of divisors d(n): 168
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Complete list of divisors:
1 3 5 7 15 21 25 31 35 49 75 93 105 125 147 155 175 217 245 375 465 525 625 651 735 775 875 1085 1225 1519 1875 2325 2625 3125 3255 3675 3875 4375 4557 5425 6125 7595 9375 11625 13125 13913 15625 16275 18375 19375 21875 22785 27125 30625 37975 41739 46875 58125 65625 69565 81375 91875 96875 97391 109375 113925 135625 153125 189875 208695 290625 292173 328125 347825 406875 431303 459375 484375 486955 569625 678125 681737 765625 949375 1043475 1293909 1453125 1460865 1739125 2034375 2045211 2156515 2296875 2434775 2848125 3019121 3390625 3408685 4746875 5217375 6469545 7304325 8695625 9057363 10171875 10226055 10782575 12173875 14240625 15095605 17043425 21133847 23734375 26086875 32347725 36521625 43478125 45286815 51130275 53912875 60869375 63401541 71203125 75478025 85217125 105669235 130434375 161738625 182608125 217390625 226434075 255651375 269564375 304346875 317007705 377390125 426085625 528346175 652171875 808693125 913040625 1132170375 1278256875 1347821875 1521734375 1585038525 1886950625 2130428125 2641730875 4043465625 4565203125 5660851875 6391284375 6739109375 7925192625 9434753125 10652140625 13208654375 20217328125 28304259375 31956421875 39625963125 47173765625 66043271875 141521296875 198129815625 330216359375 990649078125
- Sum of all divisors σ(n): 1982719620864
- Sum of proper divisors (its aliquot sum) s(n): 992070542739
- 990649078125 is an abundant number, because the sum of its proper divisors (992070542739) is greater than itself. Its abundance is 1421464614
Bases of 990649078125
- Binary: 11100110101001110100100101010001011011012
- Hexadecimal: 0xE6A749516D
- Base-36: CN3IVSRX
Squares and roots of 990649078125
- 990649078125 squared (9906490781252) is 981385595989912353515625
- 990649078125 cubed (9906490781253) is 972208735952560369809803009033203125
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The
square root of 990649078125 is 995313.5576917457 -
The
cube root of 990649078125 is 9968.7325972645
Scales and comparisons
How big is 990649078125?- 990,649,078,125 seconds is equal to 31,499 years, 29 weeks, 6 days, 19 hours, 28 minutes, 45 seconds.
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To count from 1 to 990,649,078,125 would take you about sixty-two thousand, nine hundred ninety-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 990649078125 cubic inches would be around 830.7 feet tall.
Recreational maths with 990649078125
- 990649078125 backwards is 521870946099
- The number of decimal digits it has is: 12
- The sum of 990649078125's digits is 60
- More coming soon!
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