18412455344640

Names of 18412455344640

• Cardinal: 18412455344640 can be written as Eighteen trillion, four hundred twelve billion, four hundred fifty-five million, three hundred forty-four thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.841245534464 × 10¹³

Factors of 18412455344640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 77064

Divisors of 18412455344640

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 61 64 70 73 80 84 96 105 112 120 122 128 140 146 160 168 183 192 210 219 224 240 244 256 280 292 305 320 336 365 366 384 420 427 438 448 480 488 511 512 560 584 610 640 672 730 732 768 840 854 876 896 915 960 976 1022 1095 1120 1168 1220 1280 1281 1344 1460 1464 1533 1536 1680 1708 1752 1792 1830 1920 1952 2044 2135 2190 2240 2336 2440 2555 2560 2562 2688 2920 2928 3066 3360 3416 3504 3584 3660 3840 3904 4088 4270 4380 4453 4480 4672 4880 5110 5124 5376 5840 5856 6132 6405 6720 6832 7008 7320 7665 7680 7808 8176 8540 8760 8906 8960 9344 9760 10220 10248 10752 11680 11712 12264 12810 13359 13440 13664 14016 14640 15330 15616 16352 17080 17520 17812 17920 18688 19520 20440 20496 22265 23360 23424 24528 25620 26718 26880 27328 28032 29280 30660 31171 31232 32704 34160 35040 35624 37376 39040 40880 40992 44530 46720 46848 49056 51240 53436 53760 54656 56064 58560 61320 62342 65408 66795 68320 70080 71248 76913 78080 81760 81984 89060 93440 93513 93696 98112 102480 106872 109312 112128 117120 122640 124684 130816 133590 136640 140160 142496 153826 155855 156160 163520 163968 178120 186880 187026 196224 204960 213744 218624 230739 234240 245280 249368 261632 267180 273280 280320 284992 307652 311710 327040 327936 356240 374052 384565 392448 409920 427488 461478 467565 468480 490560 498736 534360 538391 546560 560640 569984 615304 623420 654080 655872 712480 748104 769130 784896 819840 854976 922956 935130 981120 997472 1068720 1076782 1093120 1139968 1153695 1230608 1246840 1308160 1424960 1496208 1538260 1615173 1639680 1709952 1845912 1870260 1962240 1994944 2137440 2153564 2279936 2307390 2461216 2493680 2691955 2849920 2992416 3076520 3230346 3279360 3419904 3691824 3740520 3924480 3989888 4274880 4307128 4614780 4691693 4922432 4987360 5383910 5614649 5699840 5984832 6153040 6460692 6839808 7383648 7481040 7979776 8075865 8549760 8614256 9229560 9383386 9844864 9974720 10767820 11229298 11399680 11969664 12306080 12921384 14075079 14767296 14962080 15959552 16151730 16843947 17099520 17228512 18459120 18766772 19689728 19949440 21535640 22458596 23458465 23939328 24612160 25842768 28073245 28150158 29534592 29924160 32303460 32841851 33687894 34199040 34457024 36918240 37533544 39302543 39379456 39898880 43071280 44917192 46916930 47878656 49224320 51685536 56146490 56300316 59069184 59848320 64606920 65683702 67375788 68914048 70375395 73836480 75067088 78605086 79797760 84219735 86142560 89834384 93833860 98448640 98525553 103371072 112292980 112600632 117907629 118138368 119696640 129213840 131367404 134751576 137828096 140750790 147672960 150134176 157210172 164209255 168439470 172285120 179668768 187667720 196512715 196897280 197051106 206742144 224585960 225201264 235815258 239393280 258427680 262734808 269503152 275656192 281501580 295345920 300268352 314420344 328418510 336878940 342493589 344570240 359337536 375335440 393025430 394102212 413484288 449171920 450402528 471630516 492627765 516855360 525469616 539006304 563003160 589538145 590691840 600536704 628840688 656837020 673757880 684987178 689140480 718675072 750670880 786050860 788204424 826968576 898343840 900805056 943261032 985255530 1027480767 1033710720 1050939232 1078012608 1126006320 1179076290 1201073408 1257681376 1313674040 1347515760 1369974356 1378280960 1437350144 1501341760 1572101720 1576408848 1712467945 1796687680 1801610112 1886522064 1970511060 2054961534 2067421440 2101878464 2156025216 2252012640 2358152580 2397455123 2402146816 2515362752 2627348080 2695031520 2739948712 2874700288 3002683520 3144203440 3152817696 3424935890 3593375360 3603220224 3773044128 3941022120 4109923068 4134842880 4203756928 4312050432 4504025280 4716305160 4794910246 5030725504 5137403835 5254696160 5390063040 5479897424 6005367040 6288406880 6305635392 6849871780 7186750720 7192365369 7206440448 7546088256 7882044240 8219846136 8407513856 8624100864 9008050560 9432610320 9589820492 10061451008 10274807670 10509392320 10780126080 10959794848 11987275615 12010734080 12576813760 12611270784 13699743560 14373501440 14384730738 15092176512 15764088480 16439692272 16815027712 18016101120 18865220640 19179640984 20122902016 20549615340 21018784640 21560252160 21919589696 23974551230 25153627520 25222541568 27399487120 28769461476 30184353024 31528176960 32879384544 35961826845 36032202240 37730441280 38359281968 41099230680 42037569280 43120504320 43839179392 47949102460 50307255040 50445083136 54798974240 57538922952 60368706048 63056353920 65758769088 71923653690 75460882560 76718563936 82198461360 84075138560 87678358784 95898204920 100614510080 109597948480 115077845904 126112707840 131517538176 143847307380 150921765120 153437127872 164396922720 175356717568 191796409840 219195896960 230155691808 252225415680 263035076352 287694614760 301843530240 306874255744 328793845440 383592819680 438391793920 460311383616 526070152704 575389229520 613748511488 657587690880 767185639360 876783587840 920622767232 1150778459040 1227497022976 1315175381760 1534371278720 1841245534464 2301556918080 2630350763520 3068742557440 3682491068928 4603113836160 6137485114880 9206227672320 18412455344640
• Sum of all divisors σ(n): 69311559347712
• Sum of proper divisors (its aliquot sum) s(n): 50899104003072
• 18412455344640 is an abundant number, because the sum of its proper divisors (50899104003072) is greater than itself. Its abundance is 32486648658432

Bases of 18412455344640

• Binary: 100001011111011111011110111000011101000000000₂
• Hexadecimal: 0x10BEFBDC3A00
• Base-36: 6IYKCILMO

Squares and roots of 18412455344640

• 18412455344640 squared (18412455344640²) is 339018511818362101176729600
• 18412455344640 cubed (18412455344640³) is 6242163209861900274702295356716089344000
• The square root of 18412455344640 is 4290973.7058900747
• The cube root of 18412455344640 is 26406.0780238843

Scales and comparisons

• 18,412,455,344,640 seconds is equal to 585,459 years, 6 weeks, 4 days, 1 hour, 4 minutes.
• To count from 1 to 18,412,455,344,640 would take you about one million, four hundred sixty-three thousand, six 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 18412455344640 cubic inches would be around 2200.5 feet tall.

Recreational maths with 18412455344640

• 18412455344640 backwards is 04644355421481
• The number of decimal digits it has is: 14
• The sum of 18412455344640's digits is 51
• More coming soon!