18189091807744

Names of 18189091807744

• Cardinal: 18189091807744 can be written as Eighteen trillion, one hundred eighty-nine billion, ninety-one million, eight hundred seven thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.8189091807744 × 10¹³

Factors of 18189091807744

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 819

Divisors of 18189091807744

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 29 31 32 44 52 58 62 64 88 104 116 124 128 143 169 176 208 232 248 256 286 319 338 341 352 377 403 416 464 496 512 572 638 676 682 704 733 754 806 832 841 899 928 992 1144 1276 1352 1364 1408 1466 1508 1612 1664 1682 1798 1856 1859 1984 2288 2552 2704 2728 2816 2932 3016 3224 3328 3364 3596 3712 3718 3968 4147 4433 4576 4901 5104 5239 5408 5456 5632 5864 6032 6448 6656 6728 7192 7424 7436 7936 8063 8294 8866 9152 9251 9529 9802 9889 10208 10478 10816 10912 10933 11687 11728 12064 12896 13456 14384 14848 14872 15872 16126 16588 17732 18304 18502 19058 19604 19778 20416 20956 21257 21632 21824 21866 22723 23374 23456 24128 25792 26071 26912 28768 29744 32252 33176 35464 36608 37004 38116 39208 39556 40832 41912 42514 43264 43648 43732 45446 46748 46912 48256 51584 52142 53824 53911 57536 57629 59488 64504 66352 70928 73216 74008 76232 78416 79112 81664 83824 85028 86528 87296 87464 90892 93496 93824 96512 103168 104284 104819 107648 107822 115072 115258 118976 120263 123877 128557 129008 132704 141856 142129 148016 151931 152464 156832 158224 163328 167648 170056 174592 174928 181784 186992 187648 193024 206336 208568 209638 215296 215644 230144 230516 233827 237952 240526 247754 249953 257114 258016 265408 276341 283712 284258 286781 295399 296032 303862 304928 313664 316448 335296 338923 340112 349856 363568 373984 375296 417136 419276 430592 431288 460288 461032 467654 475904 481052 495508 499906 514228 516032 530816 552682 567424 568516 573562 590798 592064 607724 609856 616453 627328 632896 658967 670592 677846 680224 699712 727136 747968 834272 838552 862576 922064 935308 951808 962104 991016 999812 1028456 1032064 1061632 1105364 1134848 1137032 1147124 1181596 1184128 1215448 1219712 1232906 1254656 1265792 1317934 1341184 1355692 1360448 1362647 1399424 1454272 1495936 1563419 1668544 1671241 1677104 1725152 1844128 1870616 1924208 1982032 1999624 2056912 2064128 2123264 2210728 2269696 2274064 2294248 2363192 2368256 2430896 2439424 2465812 2509312 2531584 2635868 2682368 2711384 2720896 2725294 2798848 2908544 2991872 3039751 3126838 3249389 3337088 3342482 3354208 3450304 3592433 3688256 3728153 3741232 3840187 3848416 3964064 3999248 4113824 4128256 4405999 4421456 4548128 4588496 4726384 4736512 4861792 4878848 4931624 5063168 5271736 5422768 5441792 5450588 5597696 5817088 5983744 6079502 6253676 6498778 6674176 6684964 6708416 6780983 6900608 7184866 7248637 7376512 7456306 7482464 7680374 7696832 7928128 7998496 8013889 8227648 8566571 8811998 8842912 9096256 9176992 9452768 9723584 9863248 10543472 10845536 10883584 10901176 11634176 12159004 12507352 12997556 13348352 13369928 13416832 13561966 13801216 14369732 14497274 14753024 14912612 14964928 15360748 15393664 15856256 15996992 16027778 16455296 17133142 17623996 17685824 18192512 18353984 18905536 19110043 19447168 19726496 21086944 21691072 21802352 24318008 25014704 25995112 26739856 26833664 27123932 27602432 28739464 28994548 29506048 29825224 29929856 30721496 30787328 31712512 31993984 32055556 32910592 34266284 35247992 35371648 36385024 36707968 37811072 38220086 38894336 39452992 39516763 42173888 42242057 43382144 43604704 48465989 48636016 50029408 51990224 53479712 53667328 54247864 57478928 57989096 59650448 59859712 61442992 61574656 63425024 63987968 64111112 65821184 68532568 70495984 70743296 72770048 73415936 75622144 76440172 77788672 78905984 79033526 84347776 84484114 86764288 87209408 88152779 94232281 96931978 97272032 100058816 103980448 104180557 106959424 108495728 111365423 114957856 115978192 119300896 119719424 122885984 127975936 128222224 137065136 140991968 141486592 146831872 151244288 152880344 157811968 158067052 168695552 168968228 173528576 174418816 176305558 188464562 193863956 194544064 200117632 207960896 208361114 210210473 213918848 216991456 222730846 229915712 231956384 238601792 245771968 248430559 256444448 274130272 281983936 305760688 315623936 316134104 337391104 337936456 348837632 352611116 376929124 387727912 389088128 400235264 415921792 416722228 420420946 427837696 433982912 445461692 459831424 463912768 477203584 491543936 496861118 512888896 548260544 563967872 611521376 632268208 675872912 697675264 705222232 753858248 775455824 778176256 800470528 831843584 833444456 840841892 855675392 867965824 890923384 919662848 927825536 954407168 983087872 993722236 1025777792 1096521088 1127935744 1145986127 1223042752 1225019653 1264536416 1351745824 1410444464 1507716496 1550911648 1556352512 1663687168 1666888912 1681683784 1735931648 1781846768 1839325696 1855651072 1908814336 1966175744 1987444472 2051555584 2193042176 2255871488 2291972254 2446085504 2450039306 2529072832 2703491648 2732736149 2820888928 3015432992 3101823296 3229597267 3333777824 3363367568 3471863296 3563693536 3711302144 3974888944 4103111168 4386084352 4583944508 4892171008 4900078612 5058145664 5406983296 5465472298 5641777856 6030865984 6203646592 6459194534 6667555648 6726735136 7127387072 7949777888 9167889016 9784342016 9800157224 10116291328 10813966592 10930944596 11283555712 12061731968 12407293184 12918389068 13335111296 13453470272 14254774144 15899555776 18335778032 19600314448 20232582656 21627933184 21861889192 22567111424 24123463936 24814586368 25836778136 26670222592 26906940544 28509548288 31799111552 35525569937 36671556064 39200628896 43723778384 45134222848 48246927872 51673556272 53340445184 53813881088 57019096576 63598223104 71051139874 73343112128 78401257792 87447556768 103347112544 107627762176 127196446208 142102279748 146686224256 156802515584 174895113536 206694225088 284204559496 293372448512 313605031168 349790227072 413388450176 568409118992 586744897024 627210062336 699580454144 826776900352 1136818237984 1399160908288 1653553800704 2273636475968 4547272951936 9094545903872 18189091807744
• Sum of all divisors σ(n): 45959168496384
• Sum of proper divisors (its aliquot sum) s(n): 27770076688640
• 18189091807744 is an abundant number, because the sum of its proper divisors (27770076688640) is greater than itself. Its abundance is 9580984880896

Bases of 18189091807744

• Binary: 100001000101011111010010110110010001000000000₂
• Hexadecimal: 0x108AFA5B2200
• Base-36: 6G3YBMTJ4

Squares and roots of 18189091807744

• 18189091807744 squared (18189091807744²) is 330843060790539893858369536
• 18189091807744 cubed (18189091807744³) is 6017734806674159363714080626666618486784
• The square root of 18189091807744 is 4264867.1500697417
• The cube root of 18189091807744 is 26298.8649568915

Scales and comparisons

• 18,189,091,807,744 seconds is equal to 578,356 years, 44 weeks, 3 days, 22 hours, 9 minutes, 4 seconds.
• To count from 1 to 18,189,091,807,744 would take you about one million, four hundred forty-five thousand, eight hundred ninety-two 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 18189091807744 cubic inches would be around 2191.6 feet tall.

Recreational maths with 18189091807744

• 18189091807744 backwards is 44770819098181
• The number of decimal digits it has is: 14
• The sum of 18189091807744's digits is 67
• More coming soon!