81342285497200

Names of 81342285497200

• Cardinal: 81342285497200 can be written as Eighty-one trillion, three hundred forty-two billion, two hundred eighty-five million, four hundred ninety-seven thousand, two hundred.

Scientific notation

• Scientific notation: 8.13422854972 × 10¹³

Factors of 81342285497200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1900

Divisors of 81342285497200

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 25 26 28 35 40 49 50 52 56 65 70 80 91 98 100 104 112 130 140 169 175 182 196 200 208 245 260 280 325 338 343 350 364 392 400 455 490 520 560 637 650 676 686 700 728 784 845 910 980 1040 1183 1225 1274 1300 1352 1372 1400 1456 1690 1715 1820 1873 1960 2275 2366 2450 2548 2600 2704 2744 2800 3185 3380 3430 3640 3746 3920 4225 4459 4550 4732 4900 5096 5200 5488 5915 6370 6760 6860 7280 7492 8281 8450 8575 8918 9100 9365 9464 9800 10192 11830 12740 13111 13520 13720 14984 15925 16562 16900 17150 17836 18200 18730 18928 19600 22295 23660 24349 25480 26222 27440 29575 29968 31850 33124 33800 34300 35672 36400 37460 41405 44590 46825 47320 48698 50960 52444 57967 59150 63700 65555 66248 67600 68600 71344 74920 82810 89180 91777 93650 94640 97396 104888 111475 115934 118300 121745 127400 131110 132496 137200 149840 165620 170443 178360 183554 187300 194792 207025 209776 222950 231868 236600 243490 254800 262220 289835 316537 327775 331240 340886 356720 367108 374600 389584 414050 445900 458885 463736 473200 486980 524440 579670 608725 633074 642439 655550 662480 681772 734216 749200 828100 852215 891800 917770 927472 973960 1048880 1159340 1193101 1217450 1266148 1284878 1311100 1363544 1449175 1468432 1582685 1656200 1704430 1783600 1835540 1947920 2215759 2294425 2318680 2386202 2434900 2532296 2569756 2622200 2727088 2898350 3165370 3212195 3312400 3408860 3508129 3671080 4261075 4431518 4588850 4637360 4772404 4869800 5064592 5139512 5244400 5796700 5965505 6330740 6424390 6817720 7016258 7342160 7913425 8351707 8522150 8863036 9177700 9544808 9739600 10279024 11078795 11593400 11931010 12661480 12848780 13635440 14032516 15510313 15826850 16060975 16703414 17044300 17540645 17726072 18355400 19089616 22157590 23186800 23862020 24556903 25322960 25697560 28065032 29827525 31020626 31653700 32121950 33406828 34088600 35081290 35452144 36710800 41758535 44315180 45605677 47724040 49113806 51395120 55393975 56130064 59655050 62041252 63307400 64243900 66813656 68177200 70162580 77551565 83517070 87703225 88630360 91211354 95448080 98227612 108572191 110787950 119310100 122784515 124082504 126614800 128487800 133627312 140325160 155103130 167034140 171898321 175406450 177260720 182422708 196455224 208792675 217144382 221575900 228028385 238620200 245569030 248165008 256975600 280650320 310206260 319239739 334068280 343796642 350812900 364845416 387757825 392910448 417585350 434288764 443151800 456056770 477240400 491138060 542860955 592873801 613922575 620412520 638479478 668136560 687593284 701625800 729690832 775515650 835170700 859491605 868577528 886303600 912113540 982276120 1085721910 1140141925 1185747602 1203288247 1227845150 1240825040 1276958956 1375186568 1403251600 1551031300 1596198695 1670341400 1718983210 1737155056 1824227080 1964552240 2171443820 2234678173 2280283850 2371495204 2406576494 2455690300 2553917912 2714304775 2750373136 2964369005 3102062600 3192397390 3340682800 3437966420 3648454160 4150116607 4297458025 4342887640 4469356346 4560567700 4742990408 4813152988 4911380600 5107835824 5428609550 5928738010 6016441235 6204125200 6384794780 6875932840 7980993475 8300233214 8594916050 8685775280 8938712692 9121135400 9485980816 9626305976 9822761200 10857219100 11173390865 11857476020 12032882470 12769589560 13751865680 14821845025 15642747211 15961986950 16600466428 17189832100 17877425384 18242270800 19252611952 20750583035 21714438200 22346781730 23714952040 24065764940 25539179120 29050816249 29643690050 30082206175 31285494422 31923973900 33200932856 34379664200 35754850768 41501166070 43428876400 44693563460 47429904080 48131529880 55866954325 58101632498 59287380100 60164412350 62570988844 63847947800 66401865712 68759328400 78213736055 83002332140 89387126920 96263059760 103752915175 111733908650 116203264996 118574760200 120328824700 125141977688 127695895600 145254081245 156427472110 166004664280 178774253840 203355713743 207505830350 223467817300 232406529992 237149520400 240657649400 250283955376 290508162490 312854944220 332009328560 391068680275 406711427486 415011660700 446935634600 464813059984 481315298800 581016324980 625709888440 726270406225 782137360550 813422854972 830023321400 893871269200 1016778568715 1162032649960 1251419776880 1452540812450 1564274721100 1626845709944 1660046642800 2033557137430 2324065299920 2905081624900 3128549442200 3253691419888 4067114274860 5083892843575 5810163249800 6257098884400 8134228549720 10167785687150 11620326499600 16268457099440 20335571374300 40671142748600 81342285497200
• Sum of all divisors σ(n): 246911863035600
• Sum of proper divisors (its aliquot sum) s(n): 165569577538400
• 81342285497200 is an abundant number, because the sum of its proper divisors (165569577538400) is greater than itself. Its abundance is 84227292041200

Bases of 81342285497200

• Binary: 10010011111101011111010000010000100001101110000₂
• Hexadecimal: 0x49FAFA084370
• Base-36: SU04OL7XS

Squares and roots of 81342285497200

• 81342285497200 squared (81342285497200²) is 6616567409907993451207840000
• 81342285497200 cubed (81342285497200³) is 538206715268205143292536059454938048000000
• The square root of 81342285497200 is 9018995.8142356403
• The cube root of 81342285497200 is 43328.3472792017

Scales and comparisons

• 81,342,285,497,200 seconds is equal to 2,586,433 years, 3 weeks, 4 days, 16 hours, 46 minutes, 40 seconds.
• To count from 1 to 81,342,285,497,200 would take you about six million, four hundred sixty-six thousand and eighty-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 81342285497200 cubic inches would be around 3610.7 feet tall.

Recreational maths with 81342285497200

• 81342285497200 backwards is 00279458224318
• The number of decimal digits it has is: 14
• The sum of 81342285497200's digits is 55
• More coming soon!