12798256880640

Names of 12798256880640

• Cardinal: 12798256880640 can be written as Twelve trillion, seven hundred ninety-eight billion, two hundred fifty-six million, eight hundred eighty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.279825688064 × 10¹³

Factors of 12798256880640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 10821065

Divisors of 12798256880640

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 16 20 21 22 24 28 30 32 33 35 40 42 44 48 55 56 60 64 66 70 77 80 84 88 96 105 110 112 120 128 132 140 154 160 165 168 176 192 210 220 224 231 240 256 264 280 308 320 330 336 352 384 385 420 440 448 462 480 512 528 560 616 640 660 672 704 768 770 840 880 896 924 960 1024 1056 1120 1155 1232 1280 1320 1344 1408 1536 1540 1680 1760 1792 1848 1920 2112 2240 2310 2464 2560 2640 2688 2816 3072 3080 3360 3520 3584 3696 3840 4224 4480 4620 4928 5120 5280 5376 5632 6160 6720 7040 7168 7392 7680 8448 8960 9240 9856 10560 10752 11264 12320 13440 14080 14784 15360 16896 17920 18480 19712 21120 21504 24640 26880 28160 29568 33792 35840 36960 39424 42240 49280 53760 56320 59136 73920 78848 84480 98560 107520 118272 147840 168960 197120 236544 295680 394240 591360 1182720 10821037 21642074 32463111 43284148 54105185 64926222 75747259 86568296 108210370 119031407 129852444 151494518 162315555 173136592 216420740 227241777 238062814 259704888 302989036 324631110 346273184 357094221 378736295 432841480 454483554 476125628 519409776 595157035 605978072 649262220 692546368 714188442 757472590 833219849 865682960 908967108 952251256 1038819552 1136208885 1190314070 1211956144 1298524440 1385092736 1428376884 1514945180 1666439698 1731365920 1785471105 1817934216 1904502512 2077639104 2272417770 2380628140 2423912288 2499659547 2597048880 2770185472 2856753768 3029890360 3332879396 3462731840 3570942210 3635868432 3809005024 4155278208 4166099245 4544835540 4761256280 4847824576 4999319094 5194097760 5540370944 5713507536 6059780720 6665758792 6925463680 7141884420 7271736864 7618010048 8310556416 8332198490 9089671080 9522512560 9695649152 9998638188 10388195520 11080741888 11427015072 12119561440 12498297735 13331517584 13850927360 14283768840 14543473728 15236020096 16621112832 16664396980 18179342160 19045025120 19391298304 19997276376 20776391040 22854030144 24239122880 24996595470 26663035168 27701854720 28567537680 29086947456 30472040192 33242225664 33328793960 36358684320 38090050240 38782596608 39994552752 41552782080 45708060288 48478245760 49993190940 53326070336 55403709440 57135075360 58173894912 60944080384 66657587920 72717368640 76180100480 77565193216 79989105504 83105564160 91416120576 96956491520 99986381880 106652140672 114270150720 116347789824 121888160768 133315175840 145434737280 152360200960 159978211008 166211128320 182832241152 193912983040 199972763760 213304281344 228540301440 232695579648 266630351680 290869474560 304720401920 319956422016 365664482304 387825966080 399945527520 426608562688 457080602880 533260703360 581738949120 609440803840 639912844032 799891055040 853217125376 914161205760 1066521406720 1163477898240 1279825688064 1599782110080 1828322411520 2133042813440 2559651376128 3199564220160 4266085626880 6399128440320 12798256880640
• Sum of all divisors σ(n): 51035131666944
• Sum of proper divisors (its aliquot sum) s(n): 38236874786304
• 12798256880640 is an abundant number, because the sum of its proper divisors (38236874786304) is greater than itself. Its abundance is 25438617905664

Bases of 12798256880640

• Binary: 10111010001111010011100011100001110000000000₂
• Hexadecimal: 0xBA3D38E1C00
• Base-36: 4JBFRPEDC

Squares and roots of 12798256880640

• 12798256880640 squared (12798256880640²) is 163795379182849103206809600
• 12798256880640 cubed (12798256880640³) is 2096295338643936355795404452102406144000
• The square root of 12798256880640 is 3577465.1473690137
• The cube root of 12798256880640 is 23391.0800008459

Scales and comparisons

• 12,798,256,880,640 seconds is equal to 406,944 years, 51 weeks, 3 hours, 44 minutes.
• To count from 1 to 12,798,256,880,640 would take you about one million, seventeen thousand, three hundred sixty-two 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 12798256880640 cubic inches would be around 1949.3 feet tall.

Recreational maths with 12798256880640

• 12798256880640 backwards is 04608865289721
• 12798256880640 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12798256880640's digits is 66
• More coming soon!