990609984
990,609,984 is an even composite number composed of five prime numbers multiplied together.
990609984 is an even 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 990609984:
26 × 32 × 7 × 13 × 18899
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 13 × 18899)See below for interesting mathematical facts about the number 990609984 from the Numbermatics database.
Names of 990609984
- Cardinal: 990609984 can be written as Nine hundred ninety million, six hundred nine thousand, nine hundred eighty-four.
Scientific notation
- Scientific notation: 9.90609984 × 108
Factors of 990609984
Divisors of 990609984
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 32 36 39 42 48 52 56 63 64 72 78 84 91 96 104 112 117 126 144 156 168 182 192 208 224 234 252 273 288 312 336 364 416 448 468 504 546 576 624 672 728 819 832 936 1008 1092 1248 1344 1456 1638 1872 2016 2184 2496 2912 3276 3744 4032 4368 5824 6552 7488 8736 13104 17472 18899 26208 37798 52416 56697 75596 113394 132293 151192 170091 226788 245687 264586 302384 340182 396879 453576 491374 529172 604768 680364 737061 793758 907152 982748 1058344 1190637 1209536 1360728 1474122 1587516 1719809 1814304 1965496 2116688 2211183 2381274 2721456 2948244 3175032 3439618 3628608 3930992 4233376 4422366 4762548 5159427 5442912 5896488 6350064 6879236 7861984 8466752 8844732 9525096 10318854 10885824 11792976 12700128 13758472 15478281 15723968 17689464 19050192 20637708 23585952 25400256 27516944 30956562 35378928 38100384 41275416 47171904 55033888 61913124 70757856 76200768 82550832 110067776 123826248 141515712 165101664 247652496 330203328 495304992 990609984
- Sum of all divisors σ(n): 3494836800
- Sum of proper divisors (its aliquot sum) s(n): 2504226816
- 990609984 is an abundant number, because the sum of its proper divisors (2504226816) is greater than itself. Its abundance is 1513616832
Bases of 990609984
- Binary: 1110110000101110000010010000002
- Hexadecimal: 0x3B0B8240
- Base-36: GDS7K0
Squares and roots of 990609984
- 990609984 squared (9906099842) is 981308140400480256
- 990609984 cubed (9906099843) is 972093641261189499988475904
-
The
square root of 990609984 is 31473.9572345137 -
The
cube root of 990609984 is 996.8601463037
Scales and comparisons
How big is 990609984?- 990,609,984 seconds is equal to 31 years, 25 weeks, 6 days, 9 hours, 26 minutes, 24 seconds.
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To count from 1 to 990,609,984 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 990609984 cubic inches would be around 83.1 feet tall.
Recreational maths with 990609984
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