12915978301440

Names of 12915978301440

• Cardinal: 12915978301440 can be written as Twelve trillion, nine hundred fifteen billion, nine hundred seventy-eight million, three hundred one thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.291597830144 × 10¹³

Factors of 12915978301440

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 24
• Sum of prime factors: 189

Divisors of 12915978301440

• Number of divisors d(n): 780
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 179 180 192 216 240 243 256 270 288 320 324 358 360 384 405 432 480 486 512 537 540 576 640 648 716 720 729 768 810 864 895 960 972 1024 1074 1080 1152 1215 1280 1296 1432 1440 1458 1536 1611 1620 1728 1790 1920 1944 2048 2148 2160 2187 2304 2430 2560 2592 2685 2864 2880 2916 3072 3222 3240 3456 3580 3645 3840 3888 4096 4296 4320 4374 4608 4833 4860 5120 5184 5370 5728 5760 5832 6144 6444 6480 6561 6912 7160 7290 7680 7776 8055 8592 8640 8748 9216 9666 9720 10240 10368 10740 10935 11456 11520 11664 12288 12888 12960 13122 13824 14320 14499 14580 15360 15552 16110 17184 17280 17496 18432 19332 19440 19683 20480 20736 21480 21870 22912 23040 23328 24165 25776 25920 26244 27648 28640 28998 29160 30720 31104 32041 32220 32805 34368 34560 34992 36864 38664 38880 39366 41472 42960 43497 43740 45824 46080 46656 48330 51552 51840 52488 55296 57280 57996 58320 61440 62208 64082 64440 65610 68736 69120 69984 72495 77328 77760 78732 82944 85920 86994 87480 91648 92160 93312 96123 96660 98415 103104 103680 104976 110592 114560 115992 116640 124416 128164 128880 130491 131220 137472 138240 139968 144990 154656 155520 157464 160205 165888 171840 173988 174960 183296 184320 186624 192246 193320 196830 206208 207360 209952 217485 229120 231984 233280 248832 256328 257760 260982 262440 274944 276480 279936 288369 289980 309312 311040 314928 320410 331776 343680 347976 349920 366592 373248 384492 386640 391473 393660 412416 414720 419904 434970 458240 463968 466560 480615 497664 512656 515520 521964 524880 549888 552960 559872 576738 579960 618624 622080 629856 640820 652455 687360 695952 699840 733184 746496 768984 773280 782946 787320 824832 829440 839808 865107 869940 916480 927936 933120 961230 995328 1025312 1031040 1043928 1049760 1099776 1119744 1153476 1159920 1174419 1237248 1244160 1259712 1281640 1304910 1374720 1391904 1399680 1441845 1492992 1537968 1546560 1565892 1574640 1649664 1658880 1679616 1730214 1739880 1832960 1855872 1866240 1922460 1957365 2050624 2062080 2087856 2099520 2199552 2239488 2306952 2319840 2348838 2474496 2488320 2519424 2563280 2595321 2609820 2749440 2783808 2799360 2883690 2985984 3075936 3093120 3131784 3149280 3299328 3359232 3460428 3479760 3523257 3665920 3711744 3732480 3844920 3914730 4101248 4124160 4175712 4199040 4325535 4478976 4613904 4639680 4697676 4948992 4976640 5038848 5126560 5190642 5219640 5498880 5567616 5598720 5767380 5872095 6151872 6186240 6263568 6298560 6598656 6718464 6920856 6959520 7046514 7423488 7464960 7689840 7785963 7829460 8202496 8248320 8351424 8398080 8651070 8957952 9227808 9279360 9395352 9897984 10077696 10253120 10381284 10439280 10997760 11135232 11197440 11534760 11744190 12303744 12372480 12527136 12597120 12976605 13436928 13841712 13919040 14093028 14846976 14929920 15379680 15571926 15658920 16404992 16496640 16702848 16796160 17302140 17616285 18455616 18558720 18790704 19795968 20155392 20506240 20762568 20878560 22270464 22394880 23069520 23357889 23488380 24607488 24744960 25054272 25194240 25953210 26873856 27683424 27838080 28186056 29693952 30759360 31143852 31317840 32809984 32993280 33405696 33592320 34604280 35232570 36911232 37117440 37581408 38929815 40310784 41012480 41525136 41757120 44540928 44789760 46139040 46715778 46976760 49214976 49489920 50108544 50388480 51906420 55366848 55676160 56372112 59387904 61518720 62287704 62635680 65619968 66811392 67184640 69208560 70073667 70465140 73822464 74234880 75162816 77859630 80621568 82024960 83050272 83514240 89081856 92278080 93431556 93953520 98429952 98979840 100217088 100776960 103812840 110733696 111352320 112744224 116789445 123037440 124575408 125271360 131239936 133622784 134369280 138417120 140147334 140930280 147644928 148469760 150325632 155719260 164049920 166100544 167028480 178163712 184556160 186863112 187907040 196859904 200434176 201553920 207625680 210221001 221467392 222704640 225488448 233578890 246074880 249150816 250542720 267245568 276834240 280294668 281860560 295289856 296939520 300651264 311438520 328099840 332201088 334056960 350368335 369112320 373726224 375814080 393719808 400868352 403107840 415251360 420442002 442934784 445409280 450976896 467157780 492149760 498301632 501085440 534491136 553668480 560589336 563721120 590579712 601302528 622877040 630663003 656199680 664402176 668113920 700736670 738224640 747452448 751628160 801736704 830502720 840884004 885869568 890818560 901953792 934315560 984299520 996603264 1002170880 1051105005 1107336960 1121178672 1127442240 1181159424 1202605056 1245754080 1261326006 1328804352 1336227840 1401473340 1476449280 1494904896 1503256320 1603473408 1661005440 1681768008 1771739136 1803907584 1868631120 1968599040 1993206528 2004341760 2102210010 2214673920 2242357344 2254884480 2405210112 2491508160 2522652012 2657608704 2672455680 2802946680 2952898560 2989809792 3006512640 3153315015 3322010880 3363536016 3543478272 3607815168 3737262240 3986413056 4008683520 4204420020 4429347840 4484714688 4509768960 4810420224 4983016320 5045304024 5315217408 5605893360 5905797120 5979619584 6013025280 6306630030 6644021760 6727072032 7215630336 7474524480 7972826112 8017367040 8408840040 8858695680 8969429376 9019537920 9966032640 10090608048 10630434816 11211786720 11959239168 12026050560 12613260060 13288043520 13454144064 14431260672 14949048960 15945652224 16817680080 17717391360 17938858752 18039075840 19932065280 20181216096 22423573440 23918478336 24052101120 25226520120 26576087040 26908288128 29898097920 31891304448 33635360160 35877717504 36078151680 39864130560 40362432192 44847146880 47836956672 50453040240 53152174080 53816576256 59796195840 67270720320 71755435008 72156303360 79728261120 80724864384 89694293760 95673913344 100906080480 107633152512 119592391680 134541440640 143510870016 159456522240 161449728768 179388587520 201812160960 215266305024 239184783360 269082881280 287021740032 322899457536 358777175040 403624321920 430532610048 478369566720 538165762560 645798915072 717554350080 807248643840 861065220096 1076331525120 1291597830144 1435108700160 1614497287680 2152663050240 2583195660288 3228994575360 4305326100480 6457989150720 12915978301440
• Sum of all divisors σ(n): 46752236145384
• Sum of proper divisors (its aliquot sum) s(n): 33836257843944
• 12915978301440 is an abundant number, because the sum of its proper divisors (33836257843944) is greater than itself. Its abundance is 20920279542504

Bases of 12915978301440

• Binary: 10111011111100111100010011000111000000000000₂
• Hexadecimal: 0xBBF3C4C7000
• Base-36: 4KTIO0000

Squares and roots of 12915978301440

• 12915978301440 squared (12915978301440²) is 166822495483268907506073600
• 12915978301440 cubed (12915978301440³) is 2154675731853973615909060962611625984000
• The square root of 12915978301440 is 3593880.6743463255
• The cube root of 12915978301440 is 23462.5801336751

Scales and comparisons

• 12,915,978,301,440 seconds is equal to 410,688 years, 8 weeks, 1 day, 14 hours, 24 minutes.
• To count from 1 to 12,915,978,301,440 would take you about one million, twenty-six thousand, seven hundred twenty 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 12915978301440 cubic inches would be around 1955.2 feet tall.

Recreational maths with 12915978301440

• 12915978301440 backwards is 04410387951921
• 12915978301440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12915978301440's digits is 54
• More coming soon!