18191105016201216

Names of 18191105016201216

• Cardinal: 18191105016201216 can be written as Eighteen quadrillion, one hundred ninety-one trillion, one hundred five billion, sixteen million, two hundred one thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.8191105016201216 × 10¹⁶

Factors of 18191105016201216

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 27
• Sum of prime factors: 44164

Divisors of 18191105016201216

• Number of divisors d(n): 1134
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 19 22 24 32 33 36 38 44 48 57 64 66 72 76 88 96 99 114 121 128 132 144 152 171 176 192 198 209 228 242 256 264 288 304 342 352 361 363 384 396 418 456 484 512 528 576 608 627 684 704 722 726 768 792 836 912 968 1024 1056 1083 1089 1152 1216 1254 1368 1408 1444 1452 1536 1584 1672 1824 1881 1936 2048 2112 2166 2178 2299 2304 2432 2508 2736 2816 2888 2904 3072 3168 3249 3344 3648 3762 3872 3971 4096 4224 4332 4356 4598 4608 4864 5016 5472 5632 5776 5808 6144 6336 6498 6688 6897 7296 7524 7744 7942 8192 8448 8664 8712 9196 9216 9728 10032 10944 11264 11552 11616 11913 12288 12672 12996 13376 13794 14592 15048 15488 15884 16384 16896 17328 17424 18392 18432 19456 20064 20691 21888 22528 23104 23232 23826 24576 25344 25992 26752 27588 29184 30096 30976 31768 32768 33792 34656 34848 35739 36784 36864 38912 40128 41382 43681 43776 44129 45056 46208 46464 47652 49152 50688 51984 53504 55176 58368 60192 61952 63536 65536 67584 69312 69696 71478 73568 73728 77824 80256 82764 87362 87552 88258 90112 92416 92928 95304 98304 101376 103968 107008 110352 116736 120384 123904 127072 131043 131072 132387 135168 138624 139392 142956 147136 147456 155648 160512 165528 174724 175104 176516 180224 184832 185856 190608 196608 202752 207936 214016 220704 233472 240768 247808 254144 262086 262144 264774 270336 277248 278784 285912 294272 294912 311296 321024 331056 349448 350208 353032 360448 369664 371712 381216 393129 393216 397161 405504 415872 428032 441408 466944 481536 485419 495616 508288 524172 524288 529548 540672 554496 557568 571824 588544 589824 622592 642048 662112 698896 700416 706064 720896 739328 743424 762432 786258 786432 794322 811008 831744 838451 856064 882816 933888 963072 970838 991232 1016576 1048344 1048576 1059096 1081344 1108992 1115136 1143648 1177088 1179648 1245184 1284096 1324224 1397792 1400832 1412128 1441792 1456257 1478656 1486848 1524864 1572516 1572864 1588644 1622016 1663488 1676902 1712128 1765632 1867776 1926144 1941676 1982464 2033152 2096688 2118192 2162688 2217984 2230272 2287296 2354176 2359296 2490368 2515353 2568192 2648448 2795584 2801664 2824256 2883584 2912514 2957312 2973696 3049728 3145032 3145728 3177288 3244032 3326976 3353804 3424256 3531264 3735552 3852288 3883352 3964928 4066304 4193376 4236384 4325376 4368771 4435968 4460544 4574592 4708352 4718592 4980736 5030706 5136384 5296896 5339609 5591168 5603328 5648512 5767168 5825028 5914624 5947392 6099456 6290064 6354576 6488064 6653952 6707608 6848512 7062528 7471104 7546059 7704576 7766704 7929856 8132608 8386752 8472768 8650752 8737542 8871936 8921088 9149184 9222961 9416704 9437184 9961472 10061412 10272768 10593792 10679218 11182336 11206656 11297024 11534336 11650056 11829248 11894784 12198912 12580128 12709152 12976128 13307904 13415216 13697024 14125056 14942208 15092118 15409152 15533408 15859712 15930569 16018827 16265216 16773504 16945536 17301504 17475084 17743872 17842176 18298368 18445922 18833408 19922944 20122824 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1978154090496 2088051539968 2099619692544 2153303150592 2220593874048 2290494210048 2349057982464 2417743888384 2493298384896 2637538787328 2719961874432 2799492923392 2871070867456 2960791832064 3132077309952 3149429538816 3229954725888 3324397846528 3626615832576 3739947577344 3947722442752 3956308180992 4176103079936 4199239385088 4306606301184 4441187748096 4580988420096 4698115964928 4835487776768 4986596769792 5439923748864 5598985846784 5742141734912 5921583664128 6264154619904 6298859077632 6459909451776 6648795693056 7253231665152 7479895154688 7895444885504 7912616361984 8352206159872 8398478770176 8613212602368 8882375496192 9396231929856 9670975553536 9973193539584 10879847497728 11484283469824 11843167328256 12528309239808 12597718155264 12919818903552 13297591386112 14506463330304 14959790309376 15790889771008 16704412319744 16796957540352 17226425204736 17764750992384 18792463859712 19946387079168 21759694995456 22968566939648 23686334656512 25056618479616 25195436310528 25839637807104 26595182772224 29012926660608 29919580618752 31581779542016 34452850409472 35529501984768 37584927719424 39892774158336 43519389990912 45937133879296 47372669313024 50113236959232 50390872621056 51679275614208 53190365544448 59839161237504 63163559084032 68905700818944 71059003969536 75169855438848 79785548316672 87038779981824 91874267758592 94745338626048 103358551228416 106380731088896 119678322475008 126327118168064 137811401637888 142118007939072 150339710877696 159571096633344 183748535517184 189490677252096 206717102456832 239356644950016 252654236336128 275622803275776 284236015878144 319142193266688 378981354504192 413434204913664 478713289900032 505308472672256 551245606551552 568472031756288 757962709008384 826868409827328 957426579800064 1010616945344512 1136944063512576 1515925418016768 1653736819654656 2021233890689024 2273888127025152 3031850836033536 4547776254050304 6063701672067072 9095552508100608 18191105016201216
• Sum of all divisors σ(n): 60965423956488870
• Sum of proper divisors (its aliquot sum) s(n): 42774318940287654
• 18191105016201216 is an abundant number, because the sum of its proper divisors (42774318940287654) is greater than itself. Its abundance is 24583213924086438

Bases of 18191105016201216

• Binary: 1000000101000001011011010110000100100000000000000000000₂
• Hexadecimal: 0x40A0B6B0900000
• Base-36: 4Z47I9Y8E80

Squares and roots of 18191105016201216

• 18191105016201216 squared (18191105016201216²) is 330916301710461043029839399878656
• 18191105016201216 cubed (18191105016201216³) is 6019733195987922914097675474041341117624479645696
• The square root of 18191105016201216 is 134874404.5999878215
• The cube root of 18191105016201216 is 262998.3519305767

Scales and comparisons

• 18,191,105,016,201,216 seconds is equal to 578,420,870 years, 38 weeks, 18 hours, 33 minutes, 36 seconds.
• To count from 1 to 18,191,105,016,201,216 would take you about one billion, seven hundred thirty-five million, two hundred sixty-two thousand, six hundred twelve 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 18191105016201216 cubic inches would be around 21916.5 feet tall.

Recreational maths with 18191105016201216

• 18191105016201216 backwards is 61210261050119181
• The number of decimal digits it has is: 17
• The sum of 18191105016201216's digits is 45
• More coming soon!