13215245784260940

Names of 13215245784260940

• Cardinal: 13215245784260940 can be written as Thirteen quadrillion, two hundred fifteen trillion, two hundred forty-five billion, seven hundred eighty-four million, two hundred sixty thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.321524578426094 × 10¹⁶

Factors of 13215245784260940

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1056

Divisors of 13215245784260940

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 81 84 90 105 108 126 135 140 162 180 189 210 252 270 315 324 378 405 420 540 567 630 756 810 945 1039 1134 1260 1620 1890 2078 2268 2835 3117 3780 4156 5195 5670 6234 7273 9351 10390 11340 12468 14546 15585 18702 20780 21819 28053 29092 31170 36365 37404 43638 46755 56106 62340 65457 72730 84159 87276 93510 109095 112212 130914 140265 145460 168318 187020 196371 218190 261828 280530 327285 336636 392742 420795 436380 561060 589113 654570 785484 841590 981855 1079521 1178226 1309140 1683180 1963710 2159042 2356452 2945565 3238563 3927420 4318084 5397605 5891130 6477126 7556647 9715689 10795210 11782260 12954252 15113294 16192815 19431378 21590420 22669941 29147067 30226588 32385630 37783235 38862756 45339882 48578445 58294134 64771260 68009823 75566470 87441201 90679764 97156890 113349705 116588268 136019646 145735335 151132940 174882402 194313780 204029469 226699410 272039292 291470670 340049115 349764804 408058938 437206005 453398820 582941340 612088407 680098230 816117876 874412010 1020147345 1121622319 1224176814 1360196460 1748824020 2040294690 2243244638 2448353628 3060442035 3364866957 4080589380 4486489276 5608111595 6120884070 6729733914 7851356233 10094600871 11216223190 12241768140 13459467828 15702712466 16824334785 20189201742 22432446380 23554068699 30283802613 31405424932 33648669570 39256781165 40378403484 47108137398 50473004355 60567605226 67297339140 70662206097 78513562330 90851407839 94216274796 100946008710 117770343495 121135210452 141324412194 151419013065 157027124660 181702815678 201892017420 211986618291 235540686990 282648824388 302838026130 353311030485 363405631356 423973236582 454257039195 471081373980 605676052260 635959854873 706622060970 847946473164 908514078390 1059933091455 1165365589441 1271919709746 1413244121940 1817028156780 2119866182910 2330731178882 2543839419492 3179799274365 3496096768323 4239732365820 4661462357764 5826827947205 6359598548730 6992193536646 8157559126087 10488290304969 11653655894410 12719197097460 13984387073292 16315118252174 17480483841615 20976580609938 23307311788820 24472677378261 31464870914907 32630236504348 34960967683230 40787795630435 41953161219876 48945354756522 52441451524845 62929741829814 69921935366460 73418032134783 81575591260870 94394612744721 97890709513044 104882903049690 122363386891305 125859483659628 146836064269566 157324354574535 163151182521740 188789225489442 209765806099380 220254096404349 244726773782610 293672128539132 314648709149070 367090160673915 377578450978884 440508192808698 471973063723605 489453547565220 629297418298140 660762289213047 734180321347830 881016385617396 943946127447210 1101270482021745 1321524578426094 1468360642695660 1887892254894420 2202540964043490 2643049156852188 3303811446065235 4405081928086980 6607622892130470 13215245784260940
• Sum of all divisors σ(n): 47424748012602576
• Sum of proper divisors (its aliquot sum) s(n): 34209502228341636
• 13215245784260940 is an abundant number, because the sum of its proper divisors (34209502228341636) is greater than itself. Its abundance is 20994256444080696

Bases of 13215245784260940

• Binary: 101110111100110011001000101110100101110010000101001100₂
• Hexadecimal: 0x2EF3322E97214C
• Base-36: 3M4EW3OEWR0

Squares and roots of 13215245784260940

• 13215245784260940 squared (13215245784260940²) is 174642721138426547125822009683600
• 13215245784260940 cubed (13215245784260940³) is 2307946484276450378952057654212614069149238584000
• The square root of 13215245784260940 is 114957582.5435666509
• The cube root of 13215245784260940 is 236424.1020617235

Scales and comparisons

• 13,215,245,784,260,940 seconds is equal to 420,203,938 years, 26 weeks, 3 hours, 9 minutes.
• To count from 1 to 13,215,245,784,260,940 would take you about one billion, two hundred sixty million, six hundred eleven thousand, eight hundred fifteen 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 13215245784260940 cubic inches would be around 19702 feet tall.

Recreational maths with 13215245784260940

• 13215245784260940 backwards is 04906248754251231
• 13215245784260940 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 13215245784260940's digits is 63
• More coming soon!