138853638582490

Names of 138853638582490

• Cardinal: 138853638582490 can be written as One hundred thirty-eight trillion, eight hundred fifty-three billion, six hundred thirty-eight million, five hundred eighty-two thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.3885363858249 × 10¹⁴

Factors of 138853638582490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 245

Divisors of 138853638582490

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 5 10 13 26 37 61 65 74 122 127 130 169 185 254 305 338 370 481 610 635 793 845 962 1270 1369 1586 1651 1690 2257 2405 2738 3302 3721 3965 4514 4699 4810 6253 6845 7442 7747 7930 8255 9398 10309 11285 12506 13690 15494 16129 16510 17797 18605 20618 21463 22570 23495 29341 31265 32258 35594 37210 38735 42926 46990 48373 51545 58682 61087 62530 77470 80645 83509 88985 96746 100711 103090 107315 122174 137677 146705 161290 167018 173863 177970 201422 209677 214630 231361 241865 275354 286639 293410 305435 347726 381433 417545 419354 462722 472567 483730 503555 573278 596773 610870 628849 688385 762866 794131 835090 869315 945134 983869 1007110 1048385 1085617 1156805 1193546 1257698 1309243 1376770 1433195 1588262 1738630 1789801 1907165 1967738 2096770 2171234 2260219 2313610 2362835 2618486 2725801 2866390 2983865 3144245 3579602 3726307 3814330 3970655 4520438 4725670 4919345 5094049 5428085 5451602 5967730 6143371 6288490 6546215 7452614 7758049 7941310 8949005 9838690 10188098 10605643 10856170 11301095 12286742 12790297 13092430 13629005 14113021 15516098 17484979 17898010 18631535 21211286 22080601 22602190 23267413 25470245 25580594 27258010 28226042 29382847 30716855 34969958 36403153 37263070 38790245 44161202 46534826 48441991 50940490 53028215 58765694 60016009 61433710 63951485 66222637 70565105 72806306 77580490 79863823 87424895 96883982 100854637 106056430 110403005 116337065 120032018 127902970 132445274 137873359 141130210 146914235 159727646 166273861 174849790 182015765 201709274 220806010 227304727 232674130 242209955 275746718 287047813 293828470 300080045 331113185 332547722 364031530 399319115 454609454 473240989 484419910 504273185 574095626 600160090 646944223 662226370 689366795 780208117 798638230 831369305 860894281 946481978 1008546370 1136523635 1293888446 1346916661 1378733590 1435239065 1560416234 1662738610 1721788562 1792353667 2220592333 2273047270 2366204945 2693833322 2870478130 2954961451 3234721115 3584707334 3731621569 3901040585 4304471405 4441184666 4732409890 5909922902 6152132857 6469442230 6734583305 7463243138 7802081170 8410274899 8608942810 8961768335 10142705521 11102961665 12304265714 13469166610 14774807255 16820549798 17509916593 17923536670 18658107845 20285411042 22205923330 28867700329 29549614510 30760664285 35019833186 37316215690 42051374495 50713527605 57735400658 61521328570 82161916321 84102748990 87549582965 101427055210 109333573687 144338501645 164323832642 175099165930 218667147374 227628915709 288677003290 375280104277 410809581605 455257831418 546667868435 750560208554 821619163210 1068104912173 1093335736870 1138144578545 1876400521385 2136209824346 2276289157090 3752801042770 5340524560865 10681049121730 13885363858249 27770727716498 69426819291245 138853638582490
• Sum of all divisors σ(n): 285032537605998
• Sum of proper divisors (its aliquot sum) s(n): 146178899023508
• 138853638582490 is an abundant number, because the sum of its proper divisors (146178899023508) is greater than itself. Its abundance is 7325260441018

Bases of 138853638582490

• Binary: 11111100100100101100001110011011011000011011010₂
• Hexadecimal: 0x7E4961CDB0DA
• Base-36: 1D7WHBBF8A

Squares and roots of 138853638582490

• 138853638582490 squared (138853638582490²) is 19280332947596755536534600100
• 138853638582490 cubed (138853638582490³) is 2677144382855674001890105269236203012249000
• The square root of 138853638582490 is 11783617.3810290531
• The cube root of 138853638582490 is 51782.8268259407

Scales and comparisons

• 138,853,638,582,490 seconds is equal to 4,415,116 years, 10 weeks, 4 days, 9 hours, 48 minutes, 10 seconds.
• To count from 1 to 138,853,638,582,490 would take you about eleven million, thirty-seven thousand, seven hundred ninety 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 138853638582490 cubic inches would be around 4315.2 feet tall.

Recreational maths with 138853638582490

• 138853638582490 backwards is 094285836358831
• The number of decimal digits it has is: 15
• The sum of 138853638582490's digits is 73
• More coming soon!