990459794820
990,459,794,820 is an even composite number composed of seven prime numbers multiplied together.
990459794820 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 990459794820:
22 × 3 × 5 × 23 × 83 × 2339 × 3697
(2 × 2 × 3 × 5 × 23 × 83 × 2339 × 3697)See below for interesting mathematical facts about the number 990459794820 from the Numbermatics database.
Names of 990459794820
- Cardinal: 990459794820 can be written as Nine hundred ninety billion, four hundred fifty-nine million, seven hundred ninety-four thousand, eight hundred twenty.
Scientific notation
- Scientific notation: 9.9045979482 × 1011
Factors of 990459794820
Divisors of 990459794820
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 4 5 6 10 12 15 20 23 30 46 60 69 83 92 115 138 166 230 249 276 332 345 415 460 498 690 830 996 1245 1380 1660 1909 2339 2490 3697 3818 4678 4980 5727 7017 7394 7636 9356 9545 11091 11454 11695 14034 14788 18485 19090 22182 22908 23390 28068 28635 35085 36970 38180 44364 46780 53797 55455 57270 70170 73940 85031 107594 110910 114540 140340 161391 170062 194137 215188 221820 255093 268985 306851 322782 340124 388274 425155 510186 537970 582411 613702 645564 776548 806955 850310 920553 970685 1020372 1075940 1164822 1227404 1275465 1534255 1613910 1700620 1841106 1941370 2329644 2550930 2912055 3068510 3227820 3682212 3882740 4465151 4602765 5101860 5824110 6137020 7057573 8647283 8930302 9205530 11648220 13395453 14115146 17294566 17860604 18411060 21172719 22325755 25941849 26790906 28230292 34589132 35287865 42345438 43236415 44651510 51883698 53581812 66977265 70575730 84690876 86472830 89303020 103767396 105863595 129709245 133954530 141151460 172945660 198887509 211727190 259418490 267909060 397775018 423454380 518836980 596662527 717724489 795550036 994437545 1193325054 1435448978 1988875090 2153173467 2386650108 2870897956 2983312635 3588622445 3977750180 4306346934 5966625270 7177244890 8612693868 10765867335 11933250540 14354489780 16507663247 21531734670 33015326494 43063469340 49522989741 66030652988 82538316235 99045979482 165076632470 198091958964 247614948705 330153264940 495229897410 990459794820
- Sum of all divisors σ(n): 2930775644160
- Sum of proper divisors (its aliquot sum) s(n): 1940315849340
- 990459794820 is an abundant number, because the sum of its proper divisors (1940315849340) is greater than itself. Its abundance is 949856054520
Bases of 990459794820
- Binary: 11100110100111000000000100010101100001002
- Hexadecimal: 0xE69C011584
- Base-36: CN0E6SUC
Squares and roots of 990459794820
- 990459794820 squared (9904597948202) is 981010605154876498832400
- 990459794820 cubed (9904597948203) is 971651562697943011355978873568168000
-
The
square root of 990459794820 is 995218.4658757091 -
The
cube root of 990459794820 is 9968.0976482919
Scales and comparisons
How big is 990459794820?- 990,459,794,820 seconds is equal to 31,493 years, 29 weeks, 47 minutes.
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To count from 1 to 990,459,794,820 would take you about sixty-two thousand, nine hundred eighty-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 990459794820 cubic inches would be around 830.7 feet tall.
Recreational maths with 990459794820
- 990459794820 backwards is 028497954099
- The number of decimal digits it has is: 12
- The sum of 990459794820's digits is 66
- More coming soon!
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