18941379945012

Names of 18941379945012

• Cardinal: 18941379945012 can be written as Eighteen trillion, nine hundred forty-one billion, three hundred seventy-nine million, nine hundred forty-five thousand and twelve.

Scientific notation

• Scientific notation: 1.8941379945012 × 10¹³

Factors of 18941379945012

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 647487

Divisors of 18941379945012

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 19 21 27 28 36 38 42 49 54 57 63 76 81 84 97 98 108 114 126 133 147 162 171 189 194 196 228 252 266 291 294 324 342 378 388 399 441 513 532 567 582 588 679 684 756 798 873 882 931 1026 1134 1164 1197 1323 1358 1539 1596 1746 1764 1843 1862 2037 2052 2268 2394 2619 2646 2716 2793 3078 3492 3591 3686 3724 3969 4074 4753 4788 5238 5292 5529 5586 6111 6156 7182 7372 7857 7938 8148 8379 9506 10476 10773 11058 11172 12222 12901 14259 14364 15714 15876 16587 16758 18333 19012 21546 22116 24444 25137 25802 28518 31428 33174 33516 36666 38703 42777 43092 49761 50274 51604 54999 57036 66348 73332 75411 77406 85554 90307 99522 100548 109998 116109 128331 149283 150822 154812 171108 180614 199044 219996 232218 256662 270921 298566 301644 348327 361228 384993 464436 513324 541842 597132 647359 696654 769986 812763 1044981 1083684 1294718 1393308 1539972 1625526 1942077 2089962 2438289 2589436 3251052 3884154 4179924 4531513 4876578 5826231 7314867 7768308 9063026 9753156 11652462 12299821 13594539 14629734 17478693 18126052 23304924 24599642 27189078 29259468 31720591 34957386 36899463 40783617 49199284 52436079 54378156 62793823 63441182 69914772 73798926 81567234 86098747 95161773 104872158 110698389 122350851 125587646 126882364 147597852 163134468 172197494 188381469 190323546 209744316 221396778 244701702 251175292 258296241 285485319 332095167 344394988 367052553 376762938 380647092 439556761 442793556 489403404 516592482 565144407 570970638 602691229 664190334 734105106 753525876 774888723 856455957 879113522 996285501 1033184964 1130288814 1141941276 1193082637 1205382458 1318670283 1328380668 1468210212 1549777446 1695433221 1712911914 1758227044 1808073687 1992571002 2260577628 2324666169 2386165274 2410764916 2569367871 2637340566 3076897327 3099554892 3390866442 3425823828 3579247911 3616147374 3956010849 3985142004 4649332338 4772330548 5086299663 5138735742 5274681132 5424221061 6153794654 6781732884 6973998507 7158495822 7232294748 7912021698 8351578459 9230691981 9298664676 10172599326 10277471484 10737743733 10848442122 11868032547 12307589308 13947997014 14316991644 15824043396 16272663183 16703156918 18461383962 20345198652 21475487466 21696884244 23736065094 25054735377 27692075943 27895994028 32213231199 32545326366 33406313836 35604097641 36922767924 42950974932 47472130188 48817989549 50109470754 55384151886 58461049213 64426462398 65090652732 71208195282 75164206131 83076227829 96639693597 97635979098 100218941508 110768303772 116922098426 128852924796 142416390564 150328412262 166152455658 175383147639 193279387194 195271958196 225492618393 233844196852 249228683487 300656824524 332304911316 350766295278 386558774388 450985236786 498457366974 526149442917 676477855179 701532590556 901970473572 996914733948 1052298885834 1352955710358 1578448328751 2104597771668 2705911420716 3156896657502 4735344986253 6313793315004 9470689972506 18941379945012
• Sum of all divisors σ(n): 61257631142400
• Sum of proper divisors (its aliquot sum) s(n): 42316251197388
• 18941379945012 is an abundant number, because the sum of its proper divisors (42316251197388) is greater than itself. Its abundance is 23374871252376

Bases of 18941379945012

• Binary: 100010011101000100010001110010010001000110100₂
• Hexadecimal: 0x113A22392234
• Base-36: 6PPJSKF90

Squares and roots of 18941379945012

• 18941379945012 squared (18941379945012²) is 358775874221302796143680144
• 18941379945012 cubed (18941379945012³) is 6795710148729532585138982051610036241728
• The square root of 18941379945012 is 4352169.5675848845
• The cube root of 18941379945012 is 26656.5457862799

Scales and comparisons

• 18,941,379,945,012 seconds is equal to 602,277 years, 15 weeks, 1 day, 13 hours, 10 minutes, 12 seconds.
• To count from 1 to 18,941,379,945,012 would take you about one million, five hundred five thousand, six hundred ninety-three 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 18941379945012 cubic inches would be around 2221.4 feet tall.

Recreational maths with 18941379945012

• 18941379945012 backwards is 21054997314981
• 18941379945012 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18941379945012's digits is 63
• More coming soon!