18195447132940

Names of 18195447132940

• Cardinal: 18195447132940 can be written as Eighteen trillion, one hundred ninety-five billion, four hundred forty-seven million, one hundred thirty-two thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.819544713294 × 10¹³

Factors of 18195447132940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2311

Divisors of 18195447132940

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 10 11 14 19 20 22 28 35 38 44 55 70 76 77 95 110 121 133 140 154 190 209 220 242 266 308 380 385 418 484 532 605 665 770 836 847 1045 1210 1330 1331 1463 1540 1694 2090 2267 2299 2420 2660 2662 2926 3388 4180 4235 4534 4598 5324 5852 6655 7315 8470 9068 9196 9317 11335 11495 13310 14630 15869 16093 16940 18634 22670 22990 24937 25289 26620 29260 31738 32186 37268 43073 45340 45980 46585 49874 50578 63476 64372 79345 80465 86146 93170 99748 101156 124685 126445 158690 160930 172292 174559 177023 186340 215365 249370 252890 274307 301511 317380 321860 349118 354046 430730 473803 498740 505780 548614 603022 698236 708092 861460 872795 885115 947606 1097228 1206044 1371535 1507555 1745590 1770230 1895212 1920149 2369015 2743070 3015110 3017377 3316621 3491180 3540460 3840298 4738030 5139289 5211833 5486140 6030220 6034754 6633242 7680596 9476060 9600745 10278578 10423666 12069508 13266484 15086885 16583105 19201490 20557156 20847332 21121639 25696445 26059165 30173770 33166210 35975023 36482831 38402980 42243278 51392890 52118330 56532179 57330163 60347540 66332420 71950046 72965662 84486556 97646491 102785780 104236660 105608195 113064358 114660326 143900092 145931324 179875115 182414155 195292982 211216390 226128716 229320652 282660895 286650815 359750230 364828310 390585964 395725253 401311141 422432780 488232455 565321790 573301630 621853969 683525437 719500460 729656620 791450506 802622282 976464910 1074111401 1130643580 1146603260 1243707938 1367050874 1582901012 1605244564 1952929820 1978626265 2006555705 2148222802 2487415876 2734101748 3109269845 3417627185 3957252530 4013111410 4296445604 4352977783 5370557005 6218539690 6835254370 6840393659 7518779807 7914505060 8026222820 8705955566 10741114010 11815225411 12437079380 13670508740 13680787318 15037559614 17411911132 21482228020 21764888915 23630450822 27361574636 30075119228 34201968295 37593899035 43529777830 47260901644 47882755613 59076127055 68403936590 75187798070 82706577877 87059555660 95765511226 118152254110 129967479521 136807873180 150375596140 165413155754 191531022452 236304508220 239413778065 259934959042 330826311508 413532889385 478827556130 519869918084 649837397605 827065778770 909772356647 957655112260 1299674795210 1654131557540 1819544713294 2599349590420 3639089426588 4548861783235 9097723566470 18195447132940
• Sum of all divisors σ(n): 50583049090560
• Sum of proper divisors (its aliquot sum) s(n): 32387601957620
• 18195447132940 is an abundant number, because the sum of its proper divisors (32387601957620) is greater than itself. Its abundance is 14192154824680

Bases of 18195447132940

• Binary: 100001000110001110101001010011011001100001100₂
• Hexadecimal: 0x108C7529B30C
• Base-36: 6G6VFFHU4

Squares and roots of 18195447132940

• 18195447132940 squared (18195447132940²) is 331074296367614466033043600
• 18195447132940 cubed (18195447132940³) is 6024044856632238492248212186922016184000
• The square root of 18195447132940 is 4265612.1639150459
• The cube root of 18195447132940 is 26301.9275686017

Scales and comparisons

• 18,195,447,132,940 seconds is equal to 578,558 years, 48 weeks, 4 days, 22 hours, 15 minutes, 40 seconds.
• To count from 1 to 18,195,447,132,940 would take you about one million, four hundred forty-six thousand, three hundred ninety-seven 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 18195447132940 cubic inches would be around 2191.8 feet tall.

Recreational maths with 18195447132940

• 18195447132940 backwards is 04923174459181
• The number of decimal digits it has is: 14
• The sum of 18195447132940's digits is 58
• More coming soon!