18939338072064

Names of 18939338072064

• Cardinal: 18939338072064 can be written as Eighteen trillion, nine hundred thirty-nine billion, three hundred thirty-eight million, seventy-two thousand and sixty-four.

Scientific notation

• Scientific notation: 1.8939338072064 × 10¹³

Factors of 18939338072064

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 389

Divisors of 18939338072064

• Number of divisors d(n): 588
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 107 108 128 144 162 192 214 216 243 256 277 288 321 324 384 428 432 486 512 554 576 642 648 729 768 831 856 864 963 972 1024 1108 1152 1284 1296 1458 1536 1662 1712 1728 1926 1944 2048 2216 2304 2493 2568 2592 2889 2916 3072 3324 3424 3456 3852 3888 4096 4432 4608 4986 5136 5184 5778 5832 6144 6648 6848 6912 7479 7704 7776 8192 8667 8864 9216 9972 10272 10368 11449 11556 11664 12288 13296 13696 13824 14958 15408 15552 17334 17728 18432 19944 20544 20736 22437 22898 23112 23328 24576 26001 26592 27392 27648 29639 29916 30816 31104 34347 34668 35456 36864 39888 41088 41472 44874 45796 46224 46656 52002 53184 54784 55296 59278 59832 61632 62208 67311 68694 69336 70912 73728 78003 79776 82176 82944 88917 89748 91592 92448 93312 103041 104004 106368 109568 110592 118556 119664 123264 124416 134622 137388 138672 141824 156006 159552 164352 165888 177834 179496 183184 184896 186624 201933 206082 208008 212736 219136 221184 237112 239328 246528 248832 266751 269244 274776 277344 283648 309123 312012 319104 328704 331776 355668 358992 366368 369792 373248 403866 412164 416016 425472 438272 474224 478656 493056 497664 533502 538488 549552 554688 567296 618246 624024 638208 657408 663552 711336 717984 732736 739584 746496 800253 807732 824328 832032 850944 876544 927369 948448 957312 986112 995328 1067004 1076976 1099104 1109376 1134592 1236492 1248048 1276416 1314816 1422672 1435968 1465472 1479168 1492992 1600506 1615464 1648656 1664064 1701888 1854738 1896896 1914624 1972224 1990656 2134008 2153952 2198208 2218752 2269184 2400759 2472984 2496096 2552832 2629632 2782107 2845344 2871936 2930944 2958336 2985984 3171373 3201012 3230928 3297312 3328128 3403776 3709476 3793792 3829248 3944448 4268016 4307904 4396416 4437504 4801518 4945968 4992192 5105664 5564214 5690688 5743872 5861888 5916672 5971968 6342746 6402024 6461856 6594624 6656256 6807552 7202277 7418952 7587584 7658496 7888896 8346321 8536032 8615808 8792832 8875008 9514119 9603036 9891936 9984384 10211328 11128428 11381376 11487744 11723776 11833344 12685492 12804048 12923712 13189248 13312512 14404554 14837904 15175168 15316992 16692642 17072064 17231616 17585664 17750016 19028238 19206072 19783872 19968768 20422656 21606831 22256856 22762752 22975488 23447552 23666688 25370984 25608096 25847424 26378496 26625024 28542357 28809108 29675808 30350336 30633984 33385284 34144128 34463232 35171328 35500032 38056476 38412144 39567744 39937536 43213662 44513712 45525504 45950976 46895104 50741968 51216192 51694848 52756992 53250048 57084714 57618216 59351616 60700672 61267968 66770568 68288256 68926464 70342656 71000064 76112952 76824288 79135488 79875072 85627071 86427324 89027424 91051008 91901952 93790208 101483936 102432384 103389696 105513984 106500096 114169428 115236432 118703232 121401344 133541136 136576512 137852928 140685312 152225904 153648576 158270976 159750144 171254142 172854648 178054848 182102016 183803904 202967872 204864768 206779392 211027968 213000192 228338856 230472864 237406464 242802688 256881213 267082272 273153024 275705856 281370624 304451808 307297152 316541952 319500288 342508284 345709296 356109696 364204032 405935744 409729536 413558784 422055936 456677712 460945728 474812928 513762426 534164544 546306048 551411712 608903616 614594304 633083904 639000576 685016568 691418592 712219392 728408064 770643639 811871488 819459072 827117568 844111872 913355424 921891456 949625856 1027524852 1068329088 1092612096 1217807232 1229188608 1266167808 1370033136 1382837184 1424438784 1541287278 1623742976 1638918144 1654235136 1826710848 1843782912 1899251712 2055049704 2136658176 2185224192 2311930917 2435614464 2458377216 2532335616 2740066272 2765674368 2848877568 3082574556 3247485952 3277836288 3653421696 3687565824 3798503424 4110099408 4273316352 4623861834 4871228928 4916754432 5480132544 5531348736 5697755136 6165149112 6494971904 6555672576 7306843392 7375131648 7597006848 8220198816 8546632704 9247723668 9742457856 9833508864 10960265088 11062697472 11395510272 12330298224 12989943808 14613686784 14750263296 16440397632 17093265408 18495447336 19484915712 19667017728 21920530176 22125394944 22791020544 24660596448 25979887616 29227373568 29500526592 32880795264 34186530816 36990894672 38969831424 43841060352 44250789888 49321192896 58454747136 59001053184 65761590528 68373061632 73981789344 77939662848 87682120704 88501579776 98642385792 116909494272 131523181056 147963578688 175364241408 177003159552 197284771584 233818988544 263046362112 295927157376 350728482816 394569543168 526092724224 591854314752 701456965632 789139086336 1052185448448 1183708629504 1578278172672 2104370896896 2367417259008 3156556345344 4734834518016 6313112690688 9469669036032 18939338072064
• Sum of all divisors σ(n): 57531209227674
• Sum of proper divisors (its aliquot sum) s(n): 38591871155610
• 18939338072064 is an abundant number, because the sum of its proper divisors (38591871155610) is greater than itself. Its abundance is 19652533083546

Bases of 18939338072064

• Binary: 100010011100110101000100001001010000000000000₂
• Hexadecimal: 0x1139A884A000
• Base-36: 6POM0W000

Squares and roots of 18939338072064

• 18939338072064 squared (18939338072064²) is 358698526607932912457220096
• 18939338072064 cubed (18939338072064³) is 6793512661378885531825779341853556998144
• The square root of 18939338072064 is 4351934.9802201779
• The cube root of 18939338072064 is 26655.5878969775

Scales and comparisons

• 18,939,338,072,064 seconds is equal to 602,212 years, 19 weeks, 18 hours, 14 minutes, 24 seconds.
• To count from 1 to 18,939,338,072,064 would take you about one million, five hundred five thousand, five hundred thirty 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 18939338072064 cubic inches would be around 2221.3 feet tall.

Recreational maths with 18939338072064

• 18939338072064 backwards is 46027083393981
• The number of decimal digits it has is: 14
• The sum of 18939338072064's digits is 63
• More coming soon!