990691401728
990,691,401,728 is an even composite number composed of three prime numbers multiplied together.
990691401728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of one hundred twenty-six divisors.
Prime factorization of 990691401728:
213 × 72 × 15712
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 1571 × 1571)See below for interesting mathematical facts about the number 990691401728 from the Numbermatics database.
Names of 990691401728
- Cardinal: 990691401728 can be written as Nine hundred ninety billion, six hundred ninety-one million, four hundred one thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 9.90691401728 × 1011
Factors of 990691401728
Divisors of 990691401728
- Number of divisors d(n): 126
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Complete list of divisors:
1 2 4 7 8 14 16 28 32 49 56 64 98 112 128 196 224 256 392 448 512 784 896 1024 1568 1571 1792 2048 3136 3142 3584 4096 6272 6284 7168 8192 10997 12544 12568 14336 21994 25088 25136 28672 43988 50176 50272 57344 76979 87976 100352 100544 153958 175952 200704 201088 307916 351904 401408 402176 615832 703808 804352 1231664 1407616 1608704 2463328 2468041 2815232 3217408 4926656 4936082 5630464 6434816 9853312 9872164 11260928 12869632 17276287 19706624 19744328 22521856 34552574 39413248 39488656 45043712 69105148 78826496 78977312 90087424 120934009 138210296 157652992 157954624 241868018 276420592 315305984 315909248 483736036 552841184 630611968 631818496 967472072 1105682368 1263636992 1934944144 2211364736 2527273984 3869888288 4422729472 5054547968 7739776576 8845458944 10109095936 15479553152 17690917888 20218191872 30959106304 35381835776 61918212608 70763671552 123836425216 141527343104 247672850432 495345700864 990691401728
- Sum of all divisors σ(n): 2306201177403
- Sum of proper divisors (its aliquot sum) s(n): 1315509775675
- 990691401728 is an abundant number, because the sum of its proper divisors (1315509775675) is greater than itself. Its abundance is 324818373947
Bases of 990691401728
- Binary: 11100110101010011100111100100000000000002
- Hexadecimal: 0xE6A9CF2000
- Base-36: CN482XVK
Squares and roots of 990691401728
- 990691401728 squared (9906914017282) is 981469453457789481385984
- 990691401728 cubed (9906914017283) is 972333348599311517794614653172580352
-
The
square root of 990691401728 is 995334.8189066831 -
The
cube root of 990691401728 is 9968.8745603075
Scales and comparisons
How big is 990691401728?- 990,691,401,728 seconds is equal to 31,500 years, 47 weeks, 6 days, 16 hours, 2 minutes, 8 seconds.
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To count from 1 to 990,691,401,728 would take you about sixty-three thousand and 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 990691401728 cubic inches would be around 830.7 feet tall.
Recreational maths with 990691401728
- 990691401728 backwards is 827104196099
- 990691401728 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 990691401728's digits is 56
- More coming soon!
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The information we have on file for 990691401728 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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