990678960
990,678,960 is an even composite number composed of five prime numbers multiplied together.
990678960 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 990678960:
24 × 32 × 5 × 79 × 17417
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 79 × 17417)See below for interesting mathematical facts about the number 990678960 from the Numbermatics database.
Names of 990678960
- Cardinal: 990678960 can be written as Nine hundred ninety million, six hundred seventy-eight thousand, nine hundred sixty.
Scientific notation
- Scientific notation: 9.9067896 × 108
Factors of 990678960
Divisors of 990678960
- Number of divisors d(n): 120
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 79 80 90 120 144 158 180 237 240 316 360 395 474 632 711 720 790 948 1185 1264 1422 1580 1896 2370 2844 3160 3555 3792 4740 5688 6320 7110 9480 11376 14220 17417 18960 28440 34834 52251 56880 69668 87085 104502 139336 156753 174170 209004 261255 278672 313506 348340 418008 522510 627012 696680 783765 836016 1045020 1254024 1375943 1393360 1567530 2090040 2508048 2751886 3135060 4127829 4180080 5503772 6270120 6879715 8255658 11007544 12383487 12540240 13759430 16511316 20639145 22015088 24766974 27518860 33022632 41278290 49533948 55037720 61917435 66045264 82556580 99067896 110075440 123834870 165113160 198135792 247669740 330226320 495339480 990678960
- Sum of all divisors σ(n): 3369337920
- Sum of proper divisors (its aliquot sum) s(n): 2378658960
- 990678960 is an abundant number, because the sum of its proper divisors (2378658960) is greater than itself. Its abundance is 1387980000
Bases of 990678960
- Binary: 1110110000110010001111101100002
- Hexadecimal: 0x3B0C8FB0
- Base-36: GDTOS0
Squares and roots of 990678960
- 990678960 squared (9906789602) is 981444801786681600
- 990678960 cubed (9906789603) is 972296715531435869339136000
-
The
square root of 990678960 is 31475.0529785099 -
The
cube root of 990678960 is 996.8832828329
Scales and comparisons
How big is 990678960?- 990,678,960 seconds is equal to 31 years, 26 weeks, 4 hours, 36 minutes.
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To count from 1 to 990,678,960 would take you about forty-seven 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 990678960 cubic inches would be around 83.1 feet tall.
Recreational maths with 990678960
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