18116516990
18,116,516,990 is an even composite number composed of seven prime numbers multiplied together.
What does the number 18116516990 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 192 divisors.
18116516990 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 18116516990:
2 × 5 × 11 × 13 × 172 × 59 × 743
(2 × 5 × 11 × 13 × 17 × 17 × 59 × 743)See below for interesting mathematical facts about the number 18116516990 from the Numbermatics database.
Names of 18116516990
- Cardinal: 18116516990 can be written as Eighteen billion, one hundred sixteen million, five hundred sixteen thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.811651699 × 1010
Factors of 18116516990
Divisors of 18116516990
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 5 10 11 13 17 22 26 34 55 59 65 85 110 118 130 143 170 187 221 286 289 295 374 442 578 590 649 715 743 767 935 1003 1105 1298 1430 1445 1486 1534 1870 2006 2210 2431 2890 3179 3245 3715 3757 3835 4862 5015 6358 6490 7430 7514 7670 8173 8437 9659 10030 11033 12155 12631 13039 15895 16346 16874 17051 18785 19318 22066 24310 25262 26078 31790 34102 37570 40865 41327 42185 43837 48295 55165 63155 65195 81730 82654 84370 85255 87674 96590 106249 110330 126310 130390 138941 143429 164203 170510 187561 206635 212498 214727 219185 221663 277882 286858 328406 375122 413270 429454 438370 443326 482207 531245 569881 694705 717145 745229 821015 937805 964414 1062490 1073635 1108315 1139762 1389410 1434290 1490458 1642030 1806233 1875610 2147270 2216630 2361997 2411035 2438293 2791451 2849405 3612466 3726145 4723994 4822070 4876586 5582902 5698810 6268691 7452290 8197519 9031165 9687977 11809985 12191465 12537382 12668893 13957255 16395038 18062330 19375954 23619970 24382930 25337786 27914510 30705961 31343455 40987595 48439885 61411922 62686910 63344465 81975190 96879770 106567747 126688930 139357823 153529805 164695609 213135494 278715646 307059610 329391218 532838735 696789115 823478045 1065677470 1393578230 1646956090 1811651699 3623303398 9058258495 18116516990
- Sum of all divisors σ(n): 41442347520
- Sum of proper divisors (its aliquot sum) s(n): 23325830530
- 18116516990 is an abundant number, because the sum of its proper divisors (23325830530) is greater than itself. Its abundance is 5209313540
Bases of 18116516990
- Binary: 100001101111101010000011100011111102
- Hexadecimal: 0x437D41C7E
- Base-36: 8BM3TZ2
Squares and roots of 18116516990
- 18116516990 squared (181165169902) is 328208187848958660100
- 18116516990 cubed (181165169903) is 5945989211422771119509285099000
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The
square root of 18116516990 is 134597.6113829663 -
The
cube root of 18116516990 is 2626.3840678049
Scales and comparisons
How big is 18116516990?- 18,116,516,990 seconds is equal to 576 years, 2 weeks, 3 days, 21 hours, 49 minutes, 50 seconds.
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To count from 1 to 18,116,516,990 would take you about one thousand, one hundred fifty-two 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 18116516990 cubic inches would be around 218.9 feet tall.
Recreational maths with 18116516990
- 18116516990 backwards is 09961561181
- The number of decimal digits it has is: 11
- The sum of 18116516990's digits is 47
- More coming soon!
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