1221741978189824

Names of 1221741978189824

• Cardinal: 1221741978189824 can be written as One quadrillion, two hundred twenty-one trillion, seven hundred forty-one billion, nine hundred seventy-eight million, one hundred eighty-nine thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 1.221741978189824 × 10¹⁵

Factors of 1221741978189824

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 24
• Sum of prime factors: 423

Divisors of 1221741978189824

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 49 52 56 64 91 98 104 112 128 169 182 196 208 224 256 338 343 364 392 401 416 448 512 637 676 686 728 784 802 832 896 1024 1183 1274 1352 1372 1456 1568 1604 1664 1792 2048 2366 2548 2704 2744 2807 2912 3136 3208 3328 3584 4096 4459 4732 5096 5213 5408 5488 5614 5824 6272 6416 6656 7168 8192 8281 8918 9464 10192 10426 10816 10976 11228 11648 12544 12832 13312 14336 16384 16562 17836 18928 19649 20384 20852 21632 21952 22456 23296 25088 25664 26624 28672 32768 33124 35672 36491 37856 39298 40768 41704 43264 43904 44912 46592 50176 51328 53248 57344 57967 65536 66248 67769 71344 72982 75712 78596 81536 83408 86528 87808 89824 93184 100352 102656 106496 114688 115934 131072 132496 135538 137543 142688 145964 151424 157192 160801 163072 166816 173056 175616 179648 186368 200704 205312 212992 229376 231868 255437 264992 271076 275086 285376 291928 302848 314384 321602 326144 333632 346112 351232 359296 372736 401408 410624 425984 458752 463736 474383 510874 529984 542152 550172 570752 583856 605696 628768 643204 652288 667264 692224 702464 718592 745472 802816 821248 851968 917504 927472 948766 1021748 1059968 1084304 1100344 1125607 1141504 1167712 1211392 1257536 1286408 1304576 1334528 1384448 1404928 1437184 1490944 1605632 1642496 1703936 1788059 1854944 1897532 2043496 2090413 2119936 2168608 2200688 2251214 2283008 2335424 2422784 2515072 2572816 2609152 2669056 2768896 2809856 2874368 2981888 3211264 3284992 3320681 3576118 3709888 3795064 4086992 4180826 4239872 4337216 4401376 4502428 4566016 4670848 4845568 5030144 5145632 5218304 5338112 5537792 5619712 5748736 5963776 6422528 6569984 6641362 7152236 7419776 7590128 7879249 8173984 8361652 8479744 8674432 8802752 9004856 9132032 9341696 9691136 10060288 10291264 10436608 10676224 11075584 11239424 11497472 11927552 13139968 13282724 14304472 14632891 14839552 15180256 15758498 16347968 16723304 16959488 17348864 17605504 18009712 18264064 18683392 19382272 20120576 20582528 20873216 21352448 22151168 22478848 22994944 23244767 26279936 26565448 27175369 28608944 29265782 29679104 30360512 31516996 32695936 33446608 33918976 34697728 35211008 36019424 36528128 37366784 38764544 40241152 41165056 41746432 42704896 44957696 45989888 46489534 52559872 53130896 54350738 55154743 57217888 58531564 59358208 60721024 63033992 65391872 66893216 67837952 69395456 70422016 72038848 73056256 74733568 77529088 80482304 82330112 83492864 85409792 91979776 92979068 102430237 106261792 108701476 110309486 114435776 117063128 118716416 121442048 126067984 130783744 133786432 135675904 138790912 140844032 144077696 146112512 149467136 155058176 160964608 164660224 170819584 183959552 185958136 190227583 204860474 212523584 217402952 220618972 228871552 234126256 237432832 242884096 252135968 261567488 267572864 271351808 277581824 281688064 288155392 292225024 298934272 321929216 329320448 341639168 367919104 371916272 380455166 409720948 425047168 434805904 441237944 457743104 468252512 474865664 485768192 504271936 523134976 535145728 542703616 555163648 563376128 576310784 584450048 597868544 643858432 658640896 683278336 717011659 743832544 760910332 819441896 850094336 869611808 882475888 915486208 936505024 949731328 971536384 1008543872 1046269952 1070291456 1085407232 1110327296 1126752256 1152621568 1195737088 1287716864 1317281792 1331593081 1434023318 1487665088 1521820664 1638883792 1700188672 1739223616 1764951776 1830972416 1873010048 1899462656 1943072768 2017087744 2092539904 2140582912 2220654592 2253504512 2305243136 2391474176 2575433728 2634563584 2663186162 2868046636 2975330176 3043641328 3277767584 3400377344 3478447232 3529903552 3661944832 3746020096 3798925312 3886145536 4034175488 4185079808 4281165824 4441309184 4507009024 4610486272 4782948352 5269127168 5326372324 5736093272 5950660352 6087282656 6555535168 6800754688 6956894464 7059807104 7323889664 7492040192 7597850624 7772291072 8068350976 8370159616 8562331648 8882618368 9014018048 9220972544 9321151567 10538254336 10652744648 11472186544 11901320704 12174565312 13111070336 13601509376 13913788928 14119614208 14647779328 14984080384 15544582144 16136701952 16740319232 17124663296 18028036096 18441945088 18642303134 21076508672 21305489296 22944373088 23802641408 24349130624 26222140672 27203018752 27827577856 28239228416 29295558656 29968160768 31089164288 32273403904 33480638464 34249326592 36883890176 37284606268 42610978592 45888746176 47605282816 48698261248 52444281344 54406037504 55655155712 56478456832 58591117312 59936321536 62178328576 64546807808 68498653184 73767780352 74569212536 85221957184 91777492352 95210565632 97396522496 104888562688 108812075008 111310311424 112956913664 117182234624 119872643072 129093615616 136997306368 147535560704 149138425072 170443914368 183554984704 190421131264 194793044992 209777125376 217624150016 222620622848 225913827328 234364469248 239745286144 258187231232 273994612736 298276850144 340887828736 367109969408 380842262528 389586089984 419554250752 435248300032 445241245696 451827654656 479490572288 516374462464 596553700288 681775657472 734219938816 761684525056 779172179968 839108501504 890482491392 903655309312 958981144576 1032748924928 1193107400576 1363551314944 1468439877632 1523369050112 1558344359936 1678217003008 1780964982784 1807310618624 1917962289152 2386214801152 2727102629888 2936879755264 3046738100224 3116688719872 3356434006016 3561929965568 3614621237248 4772429602304 5454205259776 5873759510528 6233377439744 6712868012032 7229242474496 9544859204608 10908410519552 11747519021056 12466754879488 13425736024064 19089718409216 21816821039104 23495038042112 24933509758976 38179436818432 43633642078208 46990076084224 76358873636864 87267284156416 93980152168448 152717747273728 174534568312832 305435494547456 610870989094912 1221741978189824
• Sum of all divisors σ(n): 3093303023722800
• Sum of proper divisors (its aliquot sum) s(n): 1871561045532976
• 1221741978189824 is an abundant number, because the sum of its proper divisors (1871561045532976) is greater than itself. Its abundance is 649819067343152

Bases of 1221741978189824

• Binary: 100010101110010101011111000100111100000000000000000₂
• Hexadecimal: 0x4572AF89E0000
• Base-36: C12KILDCZK

Squares and roots of 1221741978189824

• 1221741978189824 squared (1221741978189824²) is 1492653461271184382499777150976
• 1221741978189824 cubed (1221741978189824³) is 1823637392525344652510327625216260568434868224
• The square root of 1221741978189824 is 34953425.8433965811
• The cube root of 1221741978189824 is 106903.8055360469

Scales and comparisons

• 1,221,741,978,189,824 seconds is equal to 38,847,615 years, 42 weeks, 23 hours, 23 minutes, 44 seconds.
• To count from 1 to 1,221,741,978,189,824 would take you about one hundred sixteen million, five hundred forty-two thousand, eight hundred forty-seven 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 1221741978189824 cubic inches would be around 8908.7 feet tall.

Recreational maths with 1221741978189824

• 1221741978189824 backwards is 4289818791471221
• The number of decimal digits it has is: 16
• The sum of 1221741978189824's digits is 74
• More coming soon!