129342362649866240

Names of 129342362649866240

• Cardinal: 129342362649866240 can be written as One hundred twenty-nine quadrillion, three hundred forty-two trillion, three hundred sixty-two billion, six hundred forty-nine million, eight hundred sixty-six thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.2934236264986624 × 10¹⁷

Factors of 129342362649866240

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 949867

Divisors of 129342362649866240

• Number of divisors d(n): 156
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 128 140 160 224 256 280 320 448 512 560 640 896 1024 1120 1280 1792 2048 2240 2560 3584 4096 4480 5120 7168 8960 10240 14336 17920 20480 28672 35840 71680 143360 949853 1899706 3799412 4749265 6648971 7598824 9498530 13297942 15197648 18997060 26595884 30395296 33244855 37994120 53191768 60790592 66489710 75988240 106383536 121581184 132979420 151976480 212767072 243162368 265958840 303952960 425534144 486324736 531917680 607905920 851068288 972649472 1063835360 1215811840 1702136576 1945298944 2127670720 2431623680 3404273152 3890597888 4255341440 4863247360 6808546304 8510682880 9726494720 13617092608 17021365760 19452989440 27234185216 34042731520 68085463040 136170926080 902220721609 1804441443218 3608882886436 4511103608045 6315545051263 7217765772872 9022207216090 12631090102526 14435531545744 18044414432180 25262180205052 28871063091488 31577725256315 36088828864360 50524360410104 57742126182976 63155450512630 72177657728720 101048720820208 115484252365952 126310901025260 144355315457440 202097441640416 230968504731904 252621802050520 288710630914880 404194883280832 461937009463808 505243604101040 577421261829760 808389766561664 923874018927616 1010487208202080 1154842523659520 1616779533123328 1847748037855232 2020974416404160 2309685047319040 3233559066246656 3695496075710464 4041948832808320 4619370094638080 6467118132493312 8083897665616640 9238740189276160 12934236264986624 16167795331233280 18477480378552320 25868472529973248 32335590662466560 64671181324933120 129342362649866240
• Sum of all divisors σ(n): 354724690125764784
• Sum of proper divisors (its aliquot sum) s(n): 225382327475898544
• 129342362649866240 is an abundant number, because the sum of its proper divisors (225382327475898544) is greater than itself. Its abundance is 96039964826032304

Bases of 129342362649866240

• Binary: 111001011100001000011000110001100001001111011000000000000₂
• Hexadecimal: 0x1CB84318C27B000
• Base-36: ZDK1H40W1KW

Squares and roots of 129342362649866240

• 129342362649866240 squared (129342362649866240²) is 16729446775849513353643889891737600
• 129342362649866240 cubed (129342362649866240³) is 2163826171813563287212288074427610491128721178624000
• The square root of 129342362649866240 is 359641992.3338572543
• The cube root of 129342362649866240 is 505724.0375926463

Scales and comparisons

• 129,342,362,649,866,240 seconds is equal to 4,112,687,050 years, 3 weeks, 4 days, 7 hours, 17 minutes, 20 seconds.
• To count from 1 to 129,342,362,649,866,240 would take you about twelve billion, three hundred thirty-eight million, sixty-one thousand, one hundred fifty 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 129342362649866240 cubic inches would be around 42143.7 feet tall.

Recreational maths with 129342362649866240

• 129342362649866240 backwards is 042668946263243921
• The number of decimal digits it has is: 18
• The sum of 129342362649866240's digits is 77
• More coming soon!