12720920339820

Names of 12720920339820

• Cardinal: 12720920339820 can be written as Twelve trillion, seven hundred twenty billion, nine hundred twenty million, three hundred thirty-nine thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.272092033982 × 10¹³

Factors of 12720920339820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 9147732

Divisors of 12720920339820

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 43 44 49 55 60 66 70 77 84 86 98 105 110 129 132 140 147 154 165 172 196 210 215 220 231 245 258 294 301 308 330 385 420 430 462 473 490 516 539 588 602 645 660 735 770 860 903 924 946 980 1078 1155 1204 1290 1419 1470 1505 1540 1617 1806 1892 2107 2156 2310 2365 2580 2695 2838 2940 3010 3234 3311 3612 4214 4515 4620 4730 5390 5676 6020 6321 6468 6622 7095 8085 8428 9030 9460 9933 10535 10780 12642 13244 14190 16170 16555 18060 19866 21070 23177 25284 28380 31605 32340 33110 39732 42140 46354 49665 63210 66220 69531 92708 99330 115885 126420 139062 198660 231770 278124 347655 463540 695310 1390620 9147661 18295322 27442983 36590644 45738305 54885966 64033627 91476610 100624271 109771932 128067254 137214915 182953220 192100881 201248542 256134508 274429830 301872813 320168135 384201762 393349423 402497084 448235389 503121355 548859660 603745626 640336270 704369897 768403524 786698846 896470778 960504405 1006242710 1180048269 1207491252 1280672540 1344706167 1408739794 1509364065 1573397692 1792941556 1921008810 1966747115 2012485420 2113109691 2241176945 2360096538 2689412334 2753445961 2817479588 3018728130 3521849485 3842017620 3933494230 4226219382 4326843653 4482353890 4720193076 4930589279 5378824668 5506891922 5900241345 6037456260 6723530835 7043698970 7866988460 8260337883 8452438764 8653687306 8964707780 9861178558 10565548455 11013783844 11800482690 12980530959 13447061670 13767229805 14087397940 14791767837 16520675766 17307374612 19274121727 19722357116 21131096910 21634218265 23600965380 24652946395 25961061918 26894123340 27534459610 29583535674 30287905571 33041351532 38548243454 41301689415 42262193820 43268436530 49305892790 51922123836 55068919220 57822365181 59167071348 60575811142 64902654795 73958839185 77096486908 82603378830 86536873060 90863716713 96370608635 98611785580 115644730362 121151622284 129805309590 147917678370 151439527855 165206757660 181727433426 192741217270 212015338997 231289460724 259610619180 289111825905 295835356740 302879055710 363454866852 385482434540 424030677994 454318583565 578223651810 605758111420 636046016991 848061355988 908637167130 1060076694985 1156447303620 1272092033982 1817274334260 2120153389970 2544184067964 3180230084955 4240306779940 6360460169910 12720920339820
• Sum of all divisors σ(n): 46251749972736
• Sum of proper divisors (its aliquot sum) s(n): 33530829632916
• 12720920339820 is an abundant number, because the sum of its proper divisors (33530829632916) is greater than itself. Its abundance is 20809909293096

Bases of 12720920339820

• Binary: 10111001000111010001111100000010010101101100₂
• Hexadecimal: 0xB91D1F0256C
• Base-36: 4IBWRIXKC

Squares and roots of 12720920339820

• 12720920339820 squared (12720920339820²) is 161821814292046184277632400
• 12720920339820 cubed (12720920339820³) is 2058522408854265079224153891033042168000
• The square root of 12720920339820 is 3566639.9229274603
• The cube root of 12720920339820 is 23343.8693727483

Scales and comparisons

• 12,720,920,339,820 seconds is equal to 404,485 years, 47 weeks, 5 days, 7 hours, 17 minutes.
• To count from 1 to 12,720,920,339,820 would take you about one million, eleven thousand, two hundred fourteen 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 12720920339820 cubic inches would be around 1945.3 feet tall.

Recreational maths with 12720920339820

• 12720920339820 backwards is 02893302902721
• The number of decimal digits it has is: 14
• The sum of 12720920339820's digits is 48
• More coming soon!