66490937872800

Names of 66490937872800

• Cardinal: 66490937872800 can be written as Sixty-six trillion, four hundred ninety billion, nine hundred thirty-seven million, eight hundred seventy-two thousand, eight hundred.

Scientific notation

• Scientific notation: 6.64909378728 × 10¹³

Factors of 66490937872800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1257

Divisors of 66490937872800

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 25 28 30 32 35 40 42 48 50 53 56 60 70 75 80 84 96 100 105 106 112 120 140 150 159 160 168 175 200 210 212 224 240 265 280 300 318 336 350 371 400 420 424 480 525 530 560 600 636 672 700 742 795 800 840 848 1050 1060 1113 1120 1187 1200 1272 1325 1400 1484 1590 1680 1696 1855 2100 2120 2226 2374 2400 2544 2650 2800 2809 2968 3180 3360 3561 3710 3975 4200 4240 4452 4748 5088 5300 5565 5600 5618 5935 5936 6360 7122 7420 7950 8309 8400 8427 8480 8904 9275 9496 10600 11130 11236 11870 11872 12720 14045 14244 14840 15900 16618 16800 16854 17805 17808 18550 18992 19663 21200 22260 22472 23740 24927 25440 27825 28090 28488 29675 29680 31800 33236 33708 35610 35616 37100 37984 39326 41545 42135 42400 44520 44944 47480 49854 55650 56180 56976 58989 59350 59360 62911 63600 66472 67416 70225 71220 74200 78652 83090 84270 89025 89040 89888 94960 98315 99708 111300 112360 113952 117978 118700 124635 125822 127200 132944 134832 140450 142440 148400 157304 166180 168540 178050 178080 188733 189920 196630 199416 207725 210675 222600 224720 235956 237400 249270 251644 265888 269664 280900 284880 294945 296800 314555 314608 332360 337080 356100 377466 393260 398832 415450 421350 440377 445200 449440 471912 474800 491575 498540 503288 561800 569760 589890 623175 629110 629216 664720 674160 712200 754932 786520 797664 830900 842700 880754 890400 943665 943824 949600 983150 997080 1006576 1123600 1179780 1246350 1258220 1321131 1329440 1348320 1408969 1424400 1474725 1509864 1572775 1573040 1661800 1685400 1761508 1887330 1887648 1966300 1994160 2013152 2201885 2247200 2359560 2492700 2516440 2642262 2817938 2848800 2949450 3019728 3145550 3146080 3323600 3334283 3370800 3523016 3774660 3932600 3988320 4226907 4403770 4718325 4719120 4985400 5032880 5284524 5635876 5898900 6039456 6291100 6605655 6647200 6668566 6741600 7044845 7046032 7549320 7865200 8453814 8807540 9436650 9438240 9862783 9970800 10002849 10065760 10569048 11009425 11271752 11797800 12582200 13211310 13337132 14089690 14092064 15098640 15730400 16671415 16907628 17615080 18873300 19725566 19941600 20005698 21134535 21138096 22018850 22543504 23339981 23595600 25164400 26422620 26674264 28179380 29588349 30197280 33028275 33342830 33815256 35224225 35230160 37746600 39451132 40011396 42269070 42276192 44037700 45087008 46679962 47191200 49313915 50014245 50328800 52845240 53348528 56358760 59176698 66056550 66685660 67630512 70019943 70448450 70460320 74675357 75493200 78902264 80022792 83357075 84538140 88075400 93359924 98627830 100028490 105672675 105690480 106697056 112717520 116699905 118353396 132113100 133371320 135261024 140039886 140896900 147941745 149350714 150986400 157804528 160045584 166714150 169076280 176150800 186719848 197255660 200056980 211345350 211380960 224026071 225435040 233399810 236706792 246569575 250071225 264226200 266742640 280079772 281793800 295883490 298701428 315609056 320091168 333428300 338152560 350099715 352301600 373376785 373439696 394511320 400113960 422690700 448052142 466799620 473413584 493139150 500142450 522727499 528452400 533485280 560159544 563587600 583499525 591766980 597402856 666856600 676305120 700199430 739708725 746753570 746879392 789022640 800227920 845381400 896104284 933599240 946827168 986278300 1000284900 1045454998 1056904800 1120130355 1120319088 1127175200 1166999050 1183533960 1194805712 1333713200 1400398860 1479417450 1493507140 1568182497 1578045280 1600455840 1690762800 1750498575 1792208568 1866883925 1867198480 1972556600 2000569800 2090909996 2240260710 2240638176 2333998100 2367067920 2389611424 2613637495 2667426400 2800797720 2958834900 2987014280 3136364994 3381525600 3500997150 3584417136 3733767850 3734396960 3945113200 3957793921 4001139600 4181819992 4480521420 4667996200 4734135840 5227274990 5600651775 5601595440 5917669800 5974028560 6272729988 7001994300 7168834272 7467535700 7840912485 7890226400 7915587842 8002279200 8363639984 8961042840 9335992400 10454549980 11201303550 11203190880 11835339600 11873381763 11948057120 12545459976 13068187475 14003988600 14935071400 15681824970 15831175684 16727279968 17922085680 18671984800 19788969605 20909099960 22402607100 23670679200 23746763526 25090919952 26136374950 27704557447 28007977200 29870142800 31363649940 31662351368 35844171360 39204562425 39577939210 41818199920 44805214200 47493527052 50181839904 52272749900 55409114894 56015954400 59366908815 59740285600 62727299880 63324702736 78409124850 79155878420 83113672341 83636399840 89610428400 94987054104 98944848025 104545499800 110818229788 118733817630 125454599760 126649405472 138522787235 156818249700 158311756840 166227344682 179220856800 189974108208 197889696050 209090999600 221636459576 237467635260 250909199520 277045574470 296834544075 313636499400 316623513680 332454689364 379948216416 395779392100 415568361705 418181999200 443272919152 474935270520 554091148940 593669088150 627272998800 633247027360 664909378728 692613936175 791558784200 831136723410 886545838304 949870541040 1108182297880 1187338176300 1254545997600 1329818757456 1385227872350 1583117568400 1662273446820 1899741082080 2077841808525 2216364595760 2374676352600 2659637514912 2770455744700 3166235136800 3324546893640 4155683617050 4432729191520 4749352705200 5540911489400 6649093787280 8311367234100 9498705410400 11081822978800 13298187574560 16622734468200 22163645957600 33245468936400 66490937872800
• Sum of all divisors σ(n): 252313819069536
• Sum of proper divisors (its aliquot sum) s(n): 185822881196736
• 66490937872800 is an abundant number, because the sum of its proper divisors (185822881196736) is greater than itself. Its abundance is 119331943323936

Bases of 66490937872800

• Binary: 1111000111100100100000101110111001000110100000₂
• Hexadecimal: 0x3C7920BB91A0
• Base-36: NKHIJNWYO

Squares and roots of 66490937872800

• 66490937872800 squared (66490937872800²) is 4421044819204549388979840000
• 66490937872800 cubed (66490937872800³) is 293959416406594001737777742411684352000000
• The square root of 66490937872800 is 8154197.5615507379
• The cube root of 66490937872800 is 40512.3546868591

Scales and comparisons

• 66,490,937,872,800 seconds is equal to 2,114,206 years, 8 weeks, 4 hours, 40 minutes.
• To count from 1 to 66,490,937,872,800 would take you about five million, two hundred eighty-five thousand, five hundred fifteen 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 66490937872800 cubic inches would be around 3376 feet tall.

Recreational maths with 66490937872800

• 66490937872800 backwards is 00827873909466
• The number of decimal digits it has is: 14
• The sum of 66490937872800's digits is 69
• More coming soon!