18045912493440

Names of 18045912493440

• Cardinal: 18045912493440 can be written as Eighteen trillion, forty-five billion, nine hundred twelve million, four hundred ninety-three thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.804591249344 × 10¹³

Factors of 18045912493440

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1165

Divisors of 18045912493440

• Number of divisors d(n): 1536
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 17 18 20 24 26 30 32 34 36 39 40 45 48 51 52 60 61 64 65 68 72 78 80 85 90 96 102 104 117 120 122 128 130 136 144 153 156 160 170 180 183 192 195 204 208 221 234 240 244 255 260 272 288 305 306 307 312 320 340 360 366 384 390 408 416 442 468 480 488 510 520 544 549 576 585 610 612 614 624 640 663 680 720 732 757 765 780 793 816 832 884 915 921 936 960 976 1020 1037 1040 1088 1098 1105 1152 1170 1220 1224 1228 1248 1326 1360 1440 1464 1514 1530 1535 1560 1586 1632 1664 1768 1830 1842 1872 1920 1952 1989 2040 2074 2080 2176 2196 2210 2271 2340 2379 2440 2448 2456 2496 2652 2720 2745 2763 2880 2928 3028 3060 3070 3111 3120 3172 3264 3315 3536 3660 3684 3744 3785 3904 3965 3978 3991 4080 4148 4160 4392 4420 4542 4605 4680 4758 4880 4896 4912 4992 5185 5219 5304 5440 5490 5526 5760 5856 6056 6120 6140 6222 6240 6344 6528 6630 6813 7072 7137 7320 7368 7488 7570 7808 7930 7956 7982 8160 8296 8320 8784 8840 9084 9210 9333 9360 9516 9760 9792 9824 9841 9945 10370 10438 10608 10880 10980 11052 11355 11712 11895 11973 12112 12240 12280 12444 12480 12688 12869 13260 13481 13626 13815 14144 14274 14640 14736 14976 15140 15555 15657 15860 15912 15964 16320 16592 17568 17680 18168 18420 18666 18720 18727 19032 19520 19584 19648 19682 19890 19955 20740 20876 21216 21960 22104 22710 23424 23790 23946 24224 24480 24560 24888 24960 25376 25738 26095 26520 26962 27252 27630 28288 28548 29280 29472 29523 30280 31110 31314 31720 31824 31928 32640 33184 34065 35136 35360 35685 35919 36336 36840 37332 37440 37454 38064 38607 39040 39296 39364 39780 39910 40443 41480 41752 42432 43920 44208 45420 46177 46665 46971 47580 47892 48448 48960 49120 49205 49776 50752 51476 52190 53040 53924 54504 55260 56181 57096 58560 58944 59046 59865 60560 62220 62628 63440 63648 63856 64345 66368 67405 67847 68130 70272 70720 71370 71838 72672 73680 74664 74880 74908 76128 77214 78285 78728 79560 79820 80886 82960 83504 84864 87840 88416 88569 90840 92354 93330 93635 93942 95160 95784 96896 97920 98240 98410 99552 101504 102952 104380 106080 107848 109008 110520 112362 114192 115821 117120 117888 118092 119730 121120 121329 124440 125256 126880 127296 127712 128690 132736 134810 135694 136260 138531 141440 142740 143676 145344 147360 147615 149328 149816 152256 154428 156570 157456 159120 159640 161772 165920 167008 167297 168543 175680 176832 177138 179595 181680 184708 186660 187270 187884 190320 191568 193035 196480 196820 199104 202215 203541 205904 208760 212160 215696 218016 221040 224724 228384 230885 231642 232399 234855 236184 239460 242240 242658 243451 248880 250512 253760 254592 255424 257380 269620 271388 272520 277062 280905 285480 287352 290688 294720 295230 298656 299632 304512 308856 313140 314912 318240 318359 319280 323544 331840 334016 334594 337086 339235 351360 353664 354276 359190 363360 369416 373320 374540 375768 380640 383136 386070 393640 398208 404430 407082 411808 415593 417520 424320 431392 436032 442080 442845 449448 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14695368480 14743392560 14791731552 15423856832 15664854595 16331142528 16435257280 16586316630 17351838936 17402037120 17692071072 18489664440 18797825514 19279821040 19593824640 19722308736 20413928160 21689798670 22115088840 22756510080 23135785248 23589428096 23838721920 24652885920 25063767352 26538106608 27218570880 28196738271 28919731560 29390736960 29486785120 29583463104 30847713664 31329709190 32870514560 33172633260 34703677872 35384142144 36979328880 37595651028 38559642080 40827856320 43379597340 44230177680 46271570496 46994563785 49305771840 50127534704 53076213216 56393476542 57839463120 58781473920 58973570240 59166926208 62659418380 66345266520 69407355744 70768284288 73958657760 75191302056 77119284160 81655712640 86759194680 88460355360 92543140992 93989127570 98611543680 100255069408 106152426432 112786953084 115678926240 117947140480 125318836760 132690533040 138814711488 140983691355 147917315520 150382604112 154238568320 173518389360 176920710720 187978255140 200510138816 212304852864 225573906168 231357852480 250637673520 265381066080 277629422976 281967382710 295834631040 300765208224 347036778720 353841421440 375956510280 401020277632 451147812336 462715704960 501275347040 530762132160 563934765420 601530416448 694073557440 751913020560 902295624672 1002550694080 1061524264320 1127869530840 1203060832896 1388147114880 1503826041120 1804591249344 2005101388160 2255739061680 3007652082240 3609182498688 4511478123360 6015304164480 9022956246720 18045912493440
• Sum of all divisors σ(n): 72551590151040
• Sum of proper divisors (its aliquot sum) s(n): 54505677657600
• 18045912493440 is an abundant number, because the sum of its proper divisors (54505677657600) is greater than itself. Its abundance is 36459765164160

Bases of 18045912493440

• Binary: 100000110100110100100001101000010110110000000₂
• Hexadecimal: 0x1069A4342D80
• Base-36: 6EA6ED7K0

Squares and roots of 18045912493440

• 18045912493440 squared (18045912493440²) is 325654957720893878043033600
• 18045912493440 cubed (18045912493440³) is 5876740870086153822301191740197699584000
• The square root of 18045912493440 is 4248048.0804058703
• The cube root of 18045912493440 is 26229.6773889221

Scales and comparisons

• 18,045,912,493,440 seconds is equal to 573,804 years, 10 weeks, 1 day, 22 hours, 24 minutes.
• To count from 1 to 18,045,912,493,440 would take you about one million, four hundred thirty-four thousand, five hundred ten 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 18045912493440 cubic inches would be around 2185.8 feet tall.

Recreational maths with 18045912493440

• 18045912493440 backwards is 04439421954081
• The number of decimal digits it has is: 14
• The sum of 18045912493440's digits is 54
• More coming soon!