128139775387000

Names of 128139775387000

• Cardinal: 128139775387000 can be written as One hundred twenty-eight trillion, one hundred thirty-nine billion, seven hundred seventy-five million, three hundred eighty-seven thousand.

Scientific notation

• Scientific notation: 1.28139775387 × 10¹⁴

Factors of 128139775387000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2608

Divisors of 128139775387000

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 13 20 25 26 40 50 52 65 67 100 104 125 130 134 169 200 250 260 268 325 335 338 500 520 536 650 670 676 845 871 1000 1300 1340 1352 1625 1675 1690 1742 2521 2600 2680 3250 3350 3380 3484 4225 4355 4489 5042 6500 6700 6760 6968 8375 8450 8710 8978 10084 11323 12605 13000 13400 16750 16900 17420 17956 20168 21125 21775 22445 22646 25210 32773 33500 33800 34840 35912 42250 43550 44890 45292 50420 56615 58357 63025 65546 67000 84500 87100 89780 90584 100840 108875 112225 113230 116714 126050 131092 163865 168907 169000 174200 179560 217750 224450 226460 233428 252100 262184 283075 291785 300763 315125 327730 337814 426049 435500 448900 452920 466856 504200 561125 566150 583570 601526 630250 655460 675628 758641 819325 844535 852098 871000 897800 1122250 1132300 1167140 1203052 1260500 1310920 1351256 1415375 1458925 1503815 1517282 1638650 1689070 1704196 2130245 2195791 2244500 2264600 2334280 2406104 2521000 2830750 2917850 3007630 3034564 3277300 3378140 3408392 3793205 3909919 4096625 4222675 4260490 4391582 4489000 5661500 5835700 6015260 6069128 6554600 6756280 7294625 7519075 7586410 7819838 8193250 8445350 8520980 8783164 10651225 10978955 11316769 11323000 11671400 12030520 14589250 15038150 15172820 15639676 16386500 16890700 17041960 17566328 18966025 19549595 21113375 21302450 21957910 22633538 28545283 29178500 30076300 30345640 31279352 32773000 33781400 37595375 37932050 39099190 42226750 42604900 43915820 45267076 50828947 53256125 54894775 56583845 57090566 58357000 60152600 75190750 75864100 78198380 84453500 85209800 87831640 90534152 94830125 97747975 101657894 106512250 109789550 113167690 114181132 142726415 147117997 150381500 151728200 156396760 168907000 189660250 195495950 203315788 213024500 219579100 226335380 228362264 254144735 274473875 282919225 285452830 294235994 300763000 379320500 390991900 406631576 426049000 439158200 452670760 488739875 508289470 548947750 565838450 570905660 588471988 713632075 735589985 758223523 758641000 781983800 977479750 1016578940 1097895500 1131676900 1141811320 1176943976 1270723675 1414596125 1427264150 1471179970 1516447046 1912533961 1954959500 2033157880 2195791000 2263353800 2541447350 2829192250 2854528300 2942359940 3032894092 3568160375 3677949925 3791117615 3825067922 3909919000 5082894700 5658384500 5709056600 5884719880 6065788184 6353618375 7136320750 7355899850 7582235230 7650135844 9562669805 9856905799 10165789400 11316769000 12707236750 14272641500 14711799700 15164470460 15300271688 18389749625 18955588075 19125339610 19713811598 25414473500 28545283000 29423599400 30328940920 36779499250 37911176150 38250679220 39427623196 47813349025 49284528995 50828947000 73558998500 75822352300 76501358440 78855246392 94777940375 95626698050 98569057990 128139775387 147117997000 151644704600 189555880750 191253396100 197138115980 239066745125 246422644975 256279550774 379111761500 382506792200 394276231960 478133490250 492845289950 512559101548 640698876935 758223523000 956266980500 985690579900 1025118203096 1232113224875 1281397753870 1912533961000 1971381159800 2464226449750 2562795507740 3203494384675 4928452899500 5125591015480 6406988769350 9856905799000 12813977538700 16017471923375 25627955077400 32034943846750 64069887693500 128139775387000
• Sum of all divisors σ(n): 329736696868800
• Sum of proper divisors (its aliquot sum) s(n): 201596921481800
• 128139775387000 is an abundant number, because the sum of its proper divisors (201596921481800) is greater than itself. Its abundance is 73457146094800

Bases of 128139775387000

• Binary: 11101001000101011011101110010110010010101111000₂
• Hexadecimal: 0x748ADDCB2578
• Base-36: 19F6LLSLMG

Squares and roots of 128139775387000

• 128139775387000 squared (128139775387000²) is 16419802036230810999769000000
• 128139775387000 cubed (128139775387000³) is 2104029744821621357599248568885603000000000
• The square root of 128139775387000 is 11319884.0712703415
• The cube root of 128139775387000 is 50415.1796925567

Scales and comparisons

• 128,139,775,387,000 seconds is equal to 4,074,448 years, 25 weeks, 5 days, 3 hours, 56 minutes, 40 seconds.
• To count from 1 to 128,139,775,387,000 would take you about ten million, one hundred eighty-six thousand, one hundred twenty-one 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 128139775387000 cubic inches would be around 4201.3 feet tall.

Recreational maths with 128139775387000

• 128139775387000 backwards is 000783577931821
• The number of decimal digits it has is: 15
• The sum of 128139775387000's digits is 61
• More coming soon!