126987395990
126,987,395,990 is an even composite number composed of seven prime numbers multiplied together.
126987395990 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 126987395990:
2 × 5 × 72 × 132 × 23 × 61 × 1093
(2 × 5 × 7 × 7 × 13 × 13 × 23 × 61 × 1093)See below for interesting mathematical facts about the number 126987395990 from the Numbermatics database.
Names of 126987395990
- Cardinal: 126987395990 can be written as One hundred twenty-six billion, nine hundred eighty-seven million, three hundred ninety-five thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 1.2698739599 × 1011
Factors of 126987395990
Divisors of 126987395990
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 5 7 10 13 14 23 26 35 46 49 61 65 70 91 98 115 122 130 161 169 182 230 245 299 305 322 338 427 455 490 598 610 637 793 805 845 854 910 1093 1127 1183 1274 1403 1495 1586 1610 1690 2093 2135 2186 2254 2366 2806 2989 2990 3185 3887 3965 4186 4270 5465 5551 5635 5915 5978 6370 7015 7651 7774 7930 8281 9821 10309 10465 10930 11102 11270 11830 14030 14209 14651 14945 15302 16562 18239 19435 19642 20618 20930 25139 27209 27755 28418 29302 29890 36478 38255 38857 38870 41405 49105 50278 51545 53557 54418 55510 66673 68747 71045 72163 73255 76510 77714 82810 91195 98210 99463 103090 107114 125695 127673 133346 136045 137494 142090 144326 146510 175973 182390 184717 190463 194285 198926 237107 251390 255346 267785 272090 326807 333365 343735 351946 360815 369434 380926 388570 466711 474214 497315 505141 535570 638365 653614 666730 687470 696241 721630 866749 879865 893711 923585 933422 952315 994630 1010282 1185535 1231811 1276730 1293019 1392482 1533479 1634035 1659749 1733498 1759730 1787422 1847170 1904630 2287649 2333555 2371070 2463622 2525705 2586038 3066958 3266977 3268070 3319498 3481205 4248491 4333745 4468555 4575298 4667110 5051410 6067243 6159055 6465095 6533954 6962410 7667395 8298745 8496982 8667490 8937110 9051133 10734353 11267737 11438245 11618243 12134486 12318110 12930190 15334790 16013543 16334885 16597490 18102266 19935227 21242455 21468706 22535474 22876490 23236486 29739437 30336215 32027086 32669770 39870454 42470701 42484910 45255665 53671765 56338685 58091215 59478874 60672430 75140471 78874159 80067715 84941402 90511330 99676135 107343530 112677370 116182430 139546589 148697185 150280942 157748318 160135430 199352270 208176059 212353505 259157951 279093178 297394370 375702355 394370795 416352118 424707010 518315902 552119113 697732945 751404710 788741590 976826123 1040880295 1104238226 1295789755 1395465890 1814105657 1953652246 2081760590 2591579510 2760595565 3628211314 4884130615 5521191130 9070528285 9768261230 12698739599 18141056570 25397479198 63493697995 126987395990
- Sum of all divisors σ(n): 305645990976
- Sum of proper divisors (its aliquot sum) s(n): 178658594986
- 126987395990 is an abundant number, because the sum of its proper divisors (178658594986) is greater than itself. Its abundance is 51671198996
Bases of 126987395990
- Binary: 11101100100010000100111100011100101102
- Hexadecimal: 0x1D9109E396
- Base-36: 1MC50LUE
Squares and roots of 126987395990
- 126987395990 squared (1269873959902) is 16125798740321068080100
- 126987395990 cubed (1269873959903) is 2047773190292194652027407738799000
-
The
square root of 126987395990 is 356352.9093328691 -
The
cube root of 126987395990 is 5026.3594053501
Scales and comparisons
How big is 126987395990?- 126,987,395,990 seconds is equal to 4,037 years, 41 weeks, 6 days, 12 hours, 39 minutes, 50 seconds.
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To count from 1 to 126,987,395,990 would take you about eight thousand and seventy-five 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 126987395990 cubic inches would be around 418.9 feet tall.
Recreational maths with 126987395990
- 126987395990 backwards is 099593789621
- The number of decimal digits it has is: 12
- The sum of 126987395990's digits is 68
- More coming soon!
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