12138655832640720

Names of 12138655832640720

• Cardinal: 12138655832640720 can be written as Twelve quadrillion, one hundred thirty-eight trillion, six hundred fifty-five billion, eight hundred thirty-two million, six hundred forty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.213865583264072 × 10¹⁶

Factors of 12138655832640720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 639

Divisors of 12138655832640720

• Number of divisors d(n): 1350
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 37 40 45 48 54 60 71 72 74 80 81 90 108 111 120 135 142 144 148 162 180 185 213 216 222 240 270 284 296 324 333 355 360 370 405 426 432 444 521 540 555 568 592 639 648 666 710 720 740 810 852 888 999 1042 1065 1080 1110 1136 1278 1296 1332 1369 1420 1480 1563 1620 1665 1704 1776 1917 1998 2084 2130 2160 2220 2556 2605 2627 2664 2738 2840 2960 2997 3126 3195 3240 3330 3408 3834 3996 4107 4168 4260 4440 4689 4995 5041 5112 5210 5254 5328 5476 5680 5751 5994 6252 6390 6480 6660 6845 7668 7815 7881 7992 8214 8336 8520 8880 9378 9585 9990 10082 10224 10420 10508 10952 11502 11988 12321 12504 12780 13135 13320 13690 14067 14985 15123 15336 15630 15762 15984 16428 17040 18756 19170 19277 19980 20164 20535 20840 21016 21904 23004 23445 23643 23976 24642 25008 25205 25560 26270 26640 27380 28134 28755 29970 30246 30672 31260 31524 32856 36963 36991 37512 38340 38554 39405 39960 40328 41070 41680 42032 42201 45369 46008 46890 47286 47952 49284 50410 51120 52540 54760 56268 57510 57831 59940 60492 61605 62520 63048 65712 70335 70929 73926 73982 75024 75615 76680 77108 78810 79920 80656 82140 84402 90738 92016 93780 94572 96385 97199 98568 100820 105080 109520 110889 110973 112536 115020 115662 118215 119880 120984 123210 125040 126096 136107 140670 141858 147852 147964 151230 153360 154216 157620 164280 168804 173493 181476 184815 184955 186517 187560 189144 192770 194398 197136 201640 210160 211005 212787 221778 221946 225072 226845 230040 231324 236430 239760 241968 246420 271441 272214 281340 283716 289155 291597 295704 295928 302460 308432 315240 328560 332919 337608 346986 354645 362952 369630 369910 373034 375120 378288 385540 388796 403280 408321 422010 425574 443556 443892 453690 460080 462648 472860 485995 492840 520479 542882 544428 554445 554865 559551 562680 567432 578310 583194 591408 591856 604920 630480 665838 675216 680535 693972 709290 713249 725904 739260 739820 746068 771080 777592 814323 816642 844020 851148 867465 874791 887112 887784 907380 925296 932585 945720 971990 985680 998757 1040958 1063935 1085764 1088856 1108890 1109730 1119102 1125360 1134864 1156620 1166388 1209840 1331676 1357205 1361070 1368667 1387944 1418580 1426498 1457985 1478520 1479640 1492136 1542160 1555184 1561437 1628646 1633284 1664595 1678653 1688040 1702296 1734930 1749582 1774224 1775568 1814760 1865170 1891440 1943980 1997514 2041605 2081916 2127870 2139747 2171528 2177712 2217780 2219460 2238204 2313240 2332776 2442969 2602395 2624373 2626361 2663352 2714410 2722140 2737334 2775888 2797755 2837160 2852996 2915970 2957040 2959280 2984272 2996271 3122874 3257292 3266568 3329190 3357306 3376080 3404592 3469860 3499164 3566245 3629520 3730340 3887960 3995028 4071615 4083210 4106001 4163832 4255740 4279494 4343056 4373955 4435560 4438920 4476408 4626480 4665552 4885938 4993785 5035959 5204790 5248746 5252722 5326704 5428820 5444280 5474668 5595510 5674320 5705992 5831940 5992542 6245748 6419241 6514584 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256707182520 258875151048 263837937590 267553964880 287639056720 288795580335 291234544929 295560161496 300998210490 303770165982 308048619024 314848156680 316605525108 323593938810 328151599920 328400179440 369450201870 385060773780 388312726572 395756906385 401330947320 405026887976 422140700144 431458585080 443340242244 455655248973 462072928536 474908287662 481597136784 485390908215 492600269160 506283609970 513414365040 517750302096 527675875180 554175302805 577591160670 582469089858 591120322992 601996420980 607540331964 629696313360 633211050216 647187877620 712362431493 738900403740 759425414955 770121547560 776625453144 791513812770 802661894640 810053775952 862917170160 886680484488 911310497946 924145857072 949816575324 970781816430 985200538320 1012567219940 1055351750360 1108350605610 1155182321340 1164938179716 1187270719155 1203992841960 1215080663928 1266422100432 1294375755240 1366965746919 1424724862986 1456172724645 1477800807480 1518850829910 1540243095120 1553250906288 1583027625540 1773360968976 1822620995892 1873249356889 1899633150648 1941563632860 2025134439880 2110703500720 2137087294479 2216701211220 2278276244865 2310364642680 2329876359432 2374541438310 2407985683920 2430161327856 2588751510480 2733931493838 2849449725972 2912345449290 2955601614960 3037701659820 3166055251080 3561812157465 3645241991784 3746498713778 3799266301296 3883127265720 4050268879760 4100897240757 4274174588958 4433402422440 4556552489730 4620729285360 4659752718864 4749082876620 5467862987676 5619748070667 5698899451944 5824690898580 6075403319640 6332110502160 6834828734595 7123624314930 7290483983568 7492997427556 7766254531440 8201794481514 8548349177916 8866804844880 9113104979460 9366246784445 9498165753240 10685436472395 10935725975352 11239496141334 11397798903888 11649381797160 12150806639280 13669657469190 14247248629860 14985994855112 16403588963028 16859244212001 17096698355832 18226209958920 18732493568890 18996331506480 20504486203785 21370872944790 21871451950704 22478992282668 23298763594320 27339314938380 28098740353335 28494497259720 29971989710224 32807177926056 33718488424002 34193396711664 36452419917840 37464987137780 41008972407570 42741745889580 44957984565336 50577732636003 54678629876760 56197480706670 56988994519440 65614355852112 67436976848004 74929974275560 82017944815140 84296221060005 85483491779160 89915969130672 101155465272006 109357259753520 112394961413340 134873953696008 149859948551120 151733197908009 164035889630280 168592442120010 170966983558320 202310930544012 224789922826680 252888663180015 269747907392016 303466395816018 328071779260560 337184884240020 404621861088024 449579845653360 505777326360030 606932791632036 674369768480040 758665989540045 809243722176048 1011554652720060 1213865583264072 1348739536960080 1517331979080090 2023109305440120 2427731166528144 3034663958160180 4046218610880240 6069327916320360 12138655832640720
• Sum of all divisors σ(n): 44032974918738498
• Sum of proper divisors (its aliquot sum) s(n): 31894319086097778
• 12138655832640720 is an abundant number, because the sum of its proper divisors (31894319086097778) is greater than itself. Its abundance is 19755663253457058

Bases of 12138655832640720

• Binary: 101011001000000000101100001100111101001000110011010000₂
• Hexadecimal: 0x2B200B0CF48CD0
• Base-36: 3BISLI7Y500

Squares and roots of 12138655832640720

• 12138655832640720 squared (12138655832640720²) is 147346965423302571353768602118400
• 12138655832640720 cubed (12138655832640720³) is 1788594101257482254150037800800790333258101248000
• The square root of 12138655832640720 is 110175568.2201853679
• The cube root of 12138655832640720 is 229821.2589412641

Scales and comparisons

• 12,138,655,832,640,720 seconds is equal to 385,971,708 years, 7 weeks, 5 days, 16 hours, 12 minutes.
• To count from 1 to 12,138,655,832,640,720 would take you about one billion, one hundred fifty-seven million, nine hundred fifteen thousand, one hundred twenty-four 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 12138655832640720 cubic inches would be around 19151.8 feet tall.

Recreational maths with 12138655832640720

• 12138655832640720 backwards is 02704623855683121
• The number of decimal digits it has is: 17
• The sum of 12138655832640720's digits is 63
• More coming soon!