81138659290000
81,138,659,290,000 is an even composite number composed of four prime numbers multiplied together.
81138659290000 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of five hundred twenty-five divisors.
Prime factorization of 81138659290000:
24 × 54 × 136 × 412
(2 × 2 × 2 × 2 × 5 × 5 × 5 × 5 × 13 × 13 × 13 × 13 × 13 × 13 × 41 × 41)See below for interesting mathematical facts about the number 81138659290000 from the Numbermatics database.
Names of 81138659290000
- Cardinal: 81138659290000 can be written as Eighty-one trillion, one hundred thirty-eight billion, six hundred fifty-nine million, two hundred ninety thousand.
Scientific notation
- Scientific notation: 8.113865929 × 1013
Factors of 81138659290000
Divisors of 81138659290000
- Number of divisors d(n): 525
-
Complete list of divisors:
1 2 4 5 8 10 13 16 20 25 26 40 41 50 52 65 80 82 100 104 125 130 164 169 200 205 208 250 260 325 328 338 400 410 500 520 533 625 650 656 676 820 845 1000 1025 1040 1066 1250 1300 1352 1625 1640 1681 1690 2000 2050 2132 2197 2500 2600 2665 2704 3250 3280 3362 3380 4100 4225 4264 4394 5000 5125 5200 5330 6500 6724 6760 6929 8125 8200 8405 8450 8528 8788 10000 10250 10660 10985 13000 13325 13448 13520 13858 16250 16400 16810 16900 17576 20500 21125 21320 21853 21970 25625 26000 26650 26896 27716 28561 32500 33620 33800 34645 35152 41000 42025 42250 42640 43706 43940 51250 53300 54925 55432 57122 65000 66625 67240 67600 69290 82000 84050 84500 87412 87880 90077 102500 105625 106600 109265 109850 110864 114244 130000 133250 134480 138580 142805 168100 169000 173225 174824 175760 180154 205000 210125 211250 213200 218530 219700 228488 266500 274625 277160 284089 285610 333125 336200 338000 346450 349648 360308 371293 410000 420250 422500 437060 439400 450385 456976 533000 546325 549250 554320 568178 571220 666250 672400 692900 714025 720616 742586 840500 845000 866125 874120 878800 900770 1050625 1066000 1092650 1098500 1136356 1142440 1171001 1332500 1373125 1385800 1420445 1428050 1441232 1485172 1681000 1690000 1732250 1748240 1801540 1856465 2101250 2185300 2197000 2251925 2272712 2284880 2342002 2665000 2731625 2746250 2771600 2840890 2856100 2970344 3362000 3464500 3570125 3603080 3693157 3712930 4202500 4330625 4370600 4394000 4503850 4545424 4684004 4826809 5330000 5463250 5492500 5681780 5712200 5855005 5940688 6929000 7102225 7140250 7206160 7386314 7425860 8405000 8661250 8741200 9007700 9282325 9368008 9653618 10926500 10985000 11259625 11363560 11424400 11710010 13658125 13858000 14204450 14280500 14772628 14851720 15223013 16810000 17322500 17850625 18015400 18465785 18564650 18736016 19307236 21853000 21970000 22519250 22727120 23420020 24134045 27316250 28408900 28561000 29275025 29545256 29703440 30446026 34645000 35511125 35701250 36030800 36931570 37129300 38614472 43706000 45038500 46411625 46840040 48011041 48268090 54632500 56298125 56817800 57122000 58550050 59090512 60892052 69290000 71022250 71402500 73863140 74258600 76115065 77228944 90077000 92328925 92823250 93680080 96022082 96536180 109265000 112596250 113635600 117100100 120670225 121784104 142044500 142805000 146375125 147726280 148517200 152230130 177555625 180154000 184657850 185646500 192044164 193072360 197899169 218530000 225192500 232058125 234200200 240055205 241340450 243568208 284089000 285610000 292750250 295452560 304460260 355111250 369315700 371293000 380575325 384088328 386144720 395798338 450385000 461644625 464116250 468400400 480110410 482680900 568178000 585500500 603351125 608920520 624143533 710222500 731875625 738631400 742586000 761150650 768176656 791596676 900770000 923289250 928232500 960220820 965361800 989495845 1171001000 1200276025 1206702250 1217841040 1248287066 1420445000 1463751250 1477262800 1522301300 1583193352 1846578500 1856465000 1902876625 1920441640 1930723600 1978991690 2308223125 2342002000 2400552050 2413404500 2496574132 2840890000 2927502500 3016755625 3044602600 3120717665 3166386704 3693157000 3712930000 3805753250 3840883280 3957983380 4616446250 4801104100 4826809000 4947479225 4993148264 5855005000 6001380125 6033511250 6089205200 6241435330 7386314000 7611506500 7915966760 8113865929 9232892500 9514383125 9602208200 9653618000 9894958450 9986296528 11710010000 12002760250 12067022500 12482870660 15223013000 15603588325 15831933520 16227731858 18465785000 19028766250 19204416400 19789916900 24005520500 24134045000 24737396125 24965741320 30006900625 30446026000 31207176650 32455463716 36931570000 38057532500 39579833800 40569329645 48011041000 48268090000 49474792250 49931482640 60013801250 62414353300 64910927432 76115065000 78017941625 79159667600 81138659290 96022082000 98949584500 120027602500 123686980625 124828706600 129821854864 152230130000 156035883250 162277318580 197899169000 202846648225 240055205000 247373961250 249657413200 312071766500 324554637160 390089708125 395798338000 405693296450 480110410000 494747922500 624143533000 649109274320 780179416250 811386592900 989495845000 1014233241125 1248287066000 1560358832500 1622773185800 1978991690000 2028466482250 3120717665000 3245546371600 4056932964500 5071166205625 6241435330000 8113865929000 10142332411250 16227731858000 20284664822500 40569329645000 81138659290000
- Sum of all divisors σ(n): 218132420405779
- Sum of proper divisors (its aliquot sum) s(n): 136993761115779
- 81138659290000 is an abundant number, because the sum of its proper divisors (136993761115779) is greater than itself. Its abundance is 55855101825779
Bases of 81138659290000
- Binary: 100100111001011100100001111011011101011100100002
- Hexadecimal: 0x49CB90F6EB90
- Base-36: SREL2SWWG
Squares and roots of 81138659290000
- 81138659290000 squared (811386592900002) is 6583482031378703304100000000
- 81138659290000 cubed (811386592900003) is 534174905485873696353367160089000000000000
-
81138659290000 is a
perfect square number . Itssquare root is 9007700 -
The
cube root of 81138659290000 is 43292.1620842369
Scales and comparisons
How big is 81138659290000?- 81,138,659,290,000 seconds is equal to 2,579,958 years, 20 weeks, 21 hours, 26 minutes, 40 seconds.
-
To count from 1 to 81,138,659,290,000 would take you about six million, four hundred forty-nine thousand, eight hundred ninety-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 81138659290000 cubic inches would be around 3607.7 feet tall.
Recreational maths with 81138659290000
- 81138659290000 backwards is 00009295683118
- 81138659290000 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 81138659290000's digits is 52
- More coming soon!
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The information we have on file for 81138659290000 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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