18193140404985

Names of 18193140404985

• Cardinal: 18193140404985 can be written as Eighteen trillion, one hundred ninety-three billion, one hundred forty million, four hundred four thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.8193140404985 × 10¹³

Factors of 18193140404985

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2353

Divisors of 18193140404985

• Number of divisors d(n): 512
• Complete list of divisors:
  1 3 5 7 13 15 17 21 31 35 39 51 65 85 91 93 97 105 119 127 155 195 217 221 255 273 291 357 381 403 455 465 485 527 595 635 651 663 679 889 1085 1105 1209 1261 1365 1455 1547 1581 1649 1651 1785 1905 2015 2037 2053 2159 2635 2667 2821 3007 3255 3315 3395 3689 3783 3937 4445 4641 4947 4953 6045 6159 6305 6477 6851 7735 7905 8245 8255 8463 8827 9021 10185 10265 10795 11067 11543 11557 11811 12319 13335 14105 14371 15035 15113 18445 18915 19685 20553 21049 21437 23205 24735 24765 26481 26689 27559 28067 30795 32385 34255 34629 34671 34901 36957 39091 42315 43113 44135 45105 45339 47957 51119 51181 55335 57715 57785 59055 61595 63147 63643 64311 66929 71855 75565 80067 82677 84201 86233 102765 104703 105245 107185 117273 132405 133445 137795 140335 143871 150059 153357 153543 160147 173145 173355 174505 184785 186823 190929 195455 196469 199141 200787 209423 215565 226695 239785 244307 255595 255905 258699 260731 273637 315735 318215 321555 334645 357833 358267 381889 400335 413385 421005 431165 445501 450177 453713 468503 480441 523515 560469 586365 589407 597423 628269 664547 719355 732921 750295 766785 767715 782193 800735 820911 827359 870077 934115 954645 982345 995705 1003935 1047115 1073499 1074801 1081931 1121029 1145667 1221535 1293495 1303655 1336503 1361139 1368185 1393987 1405509 1465961 1789165 1791335 1825117 1909445 1993641 2227505 2250885 2268565 2342515 2402205 2482077 2588833 2610231 2673223 2722499 2802345 2947035 2987115 3141345 3175991 3245793 3322735 3363087 3385397 3389503 3664605 3910965 4104555 4136795 4181961 4350385 4397883 4432427 4651829 4964557 5367495 5374005 5409655 5475351 5605145 5728335 5791513 6090539 6173371 6492113 6682515 6805695 6969935 7027545 7329805 7573517 7766499 8019669 8082661 8167497 9125585 9527973 9968205 10156191 10168509 12410385 12944165 13051155 13297281 13366115 13612495 13955487 14065103 14893671 15879955 16228965 16815435 16926985 16947515 17374539 18121831 18271617 18520113 19057493 19476339 20909805 21989415 22162135 22720551 23259145 23697779 23726521 24247983 24822785 25290907 27376755 28957565 30452695 30866855 31026989 32460565 34751899 37867585 38832495 40098345 40413305 40837485 42195309 43213597 44010161 45444791 47639865 50780955 50842545 54365493 56578627 57172479 57621551 66486405 69777435 70325515 71093337 71179563 74468355 75872721 80253823 84397469 86872695 90609155 91358085 92600565 93080967 95287465 97381695 98455721 104255697 104947307 105074593 113602755 118488895 118632605 121239915 126454535 129640791 132030483 136334373 137405237 155134945 169735881 172864653 173759495 177036349 210976545 216067985 220050805 227223955 240761469 253192407 271827465 282893135 285862395 288107755 295367163 308071127 314841921 315223779 328781791 355466685 355897815 379363605 401269115 403350857 412215711 421987345 429945419 465404835 492278605 521278485 524736535 525372965 531109047 561776761 590782283 648203955 660152415 681671865 687026185 734631149 735522151 784018117 848679405 864323265 885181745 924213381 961836659 986345373 1203807345 1210052571 1265962035 1289836257 1364314991 1476835815 1540355635 1574209605 1576118895 1643908955 1685330283 1772346849 1786268081 2016754285 2061078555 2149727095 2203893447 2206566453 2301472537 2352054351 2655545235 2808883805 2885509977 2953911415 3009617933 3673155745 3677610755 3920090585 4092944973 4621066905 4809183295 4931726865 5358804243 5488126819 5589290447 6050262855 6449181285 6821574955 6904417611 8426651415 8861734245 8931340405 9028853799 9550204937 10192235521 11019467235 11032832265 11507362685 11760271755 12503876567 13328307989 14427549885 15048089665 16464380457 16767871341 20464724865 26794021215 27440634095 27946452235 28650614811 30576706563 34522088055 37511629701 39125033129 39984923967 45144268995 47751024685 50961177605 62519382835 66641539945 71345648647 82321902285 83839356705 93298155923 117375099387 143253074055 152883532815 173268003857 187558148505 195625165645 199924619835 214036945941 279894467769 356728243235 466490779615 519804011571 586875496935 866340019285 1070184729705 1212876026999 1399472338845 2599020057855 3638628080997 6064380134995 18193140404985
• Sum of all divisors σ(n): 39892222476288
• Sum of proper divisors (its aliquot sum) s(n): 21699082071303
• 18193140404985 is an abundant number, because the sum of its proper divisors (21699082071303) is greater than itself. Its abundance is 3505941666318

Bases of 18193140404985

• Binary: 100001000101111101011101010111101001011111001₂
• Hexadecimal: 0x108BEBABD2F9
• Base-36: 6G5TA2B5L

Squares and roots of 18193140404985

• 18193140404985 squared (18193140404985²) is 330990357795497769812850225
• 18193140404985 cubed (18193140404985³) is 6021754052069712347702622250113648371625
• The square root of 18193140404985 is 4265341.7688369357
• The cube root of 18193140404985 is 26300.8160459371

Scales and comparisons

• 18,193,140,404,985 seconds is equal to 578,485 years, 30 weeks, 4 days, 16 hours, 29 minutes, 45 seconds.
• To count from 1 to 18,193,140,404,985 would take you about one million, four hundred forty-six thousand, two hundred thirteen 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 18193140404985 cubic inches would be around 2191.7 feet tall.

Recreational maths with 18193140404985

• 18193140404985 backwards is 58940404139181
• The number of decimal digits it has is: 14
• The sum of 18193140404985's digits is 57
• More coming soon!