138655783728

Names of 138655783728

• Cardinal: 138655783728 can be written as One hundred thirty-eight billion, six hundred fifty-five million, seven hundred eighty-three thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.38655783728 × 10¹¹

Factors of 138655783728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 353

Divisors of 138655783728

• Number of divisors d(n): 810
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 23 24 28 33 36 42 44 46 48 49 56 63 66 69 72 77 84 88 92 98 99 112 121 126 132 138 144 147 154 161 168 176 184 196 198 207 231 242 252 253 264 276 294 307 308 322 336 363 368 392 396 414 441 462 483 484 504 506 528 529 539 552 588 614 616 644 693 726 759 784 792 828 847 882 921 924 966 968 1008 1012 1058 1078 1089 1104 1127 1176 1228 1232 1288 1386 1449 1452 1518 1584 1587 1617 1656 1694 1764 1771 1842 1848 1932 1936 2024 2116 2149 2156 2178 2254 2277 2352 2456 2541 2576 2763 2772 2783 2898 2904 3036 3174 3234 3312 3377 3381 3388 3528 3542 3684 3696 3703 3864 4048 4232 4298 4312 4356 4508 4554 4761 4851 4912 5082 5313 5526 5544 5566 5796 5808 5819 5929 6072 6348 6447 6468 6754 6762 6776 7056 7061 7084 7368 7406 7623 7728 8349 8464 8596 8624 8712 9016 9108 9522 9702 10131 10143 10164 10626 11052 11088 11109 11132 11592 11638 11858 12144 12397 12696 12894 12936 13508 13524 13552 14122 14168 14736 14812 15043 15246 15939 16698 17192 17424 17457 17787 18032 18216 19044 19341 19404 19481 20262 20286 20328 21183 21252 22104 22218 22264 23184 23276 23639 23716 24794 25047 25392 25788 25872 25921 27016 27048 28244 28336 29624 30086 30393 30492 31878 33327 33396 34384 34914 35574 36432 37147 37191 38088 38682 38808 38962 40524 40572 40656 40733 42366 42504 44208 44436 44528 45129 46552 47278 47432 49427 49588 50094 51576 51842 52371 53361 54032 54096 56488 58443 59248 60172 60786 60984 63549 63756 64009 66654 66792 69828 70917 71148 74294 74382 76176 77364 77616 77671 77763 77924 81048 81144 81466 84732 85008 88872 90258 93104 94556 94864 98854 99176 100188 103152 103684 104742 106722 111441 111573 112976 116886 120344 121572 121968 122199 127098 127512 128018 133308 133584 135387 136367 139656 141834 142296 148281 148588 148764 154728 155342 155526 155848 162096 162288 162403 162932 165473 169464 175329 177744 180516 189112 192027 197708 198352 200376 207368 209484 212751 213444 222882 223146 233013 233289 233772 240688 243144 244398 254196 255024 256036 260029 266616 270774 272734 279312 283668 284592 285131 296562 297176 297528 309456 310684 311052 311696 324806 325864 330946 334323 338928 345989 350658 361032 366597 378224 384054 395416 400752 409101 414736 418968 425502 426888 444843 445764 446292 448063 466026 466578 467544 486288 487209 488796 496419 508392 512072 520058 533232 541548 543697 545468 567336 570262 576081 593124 594352 595056 621368 622104 649612 651728 661892 668646 691978 699039 701316 722064 733194 768108 780087 790832 818202 837936 851004 853776 854381 855393 889686 891528 892584 896126 932052 933156 935088 974418 977592 992838 1016784 1024144 1037967 1040116 1083096 1087394 1090936 1134672 1136821 1140524 1152162 1186248 1227303 1242736 1244208 1299224 1323784 1337292 1344189 1383956 1398078 1402632 1461627 1466388 1489257 1536216 1560174 1631091 1636404 1702008 1708762 1710786 1779372 1783056 1785168 1786433 1792252 1820203 1864104 1866312 1948836 1955184 1985676 2075934 2080232 2166192 2174788 2181872 2273642 2281048 2304324 2340261 2372496 2454606 2563143 2566179 2598448 2647568 2674584 2688378 2767912 2796156 2805264 2923254 2932776 2978514 3072432 3113901 3120348 3136441 3262182 3272808 3404016 3410463 3417524 3421572 3558744 3572866 3584504 3640406 3728208 3732624 3805879 3897672 3971352 4032567 4151868 4160464 4349576 4547284 4562096 4608648 4680522 4893273 4909212 5126286 5132358 5349168 5359299 5376756 5460609 5535824 5592312 5846508 5865552 5957028 5980667 6227802 6240696 6272882 6524364 6545616 6820926 6835048 6843144 7117488 7145732 7169008 7280812 7611758 7689429 7795344 7942704 7957747 8065134 8303736 8699152 9094568 9217296 9361044 9409323 9786546 9818424 10231389 10252572 10264716 10718598 10753512 10921218 11184624 11417637 11693016 11914056 11961334 12455604 12481392 12505031 12545764 13048728 13641852 13670096 13686288 14291464 14561624 15223516 15378858 15915494 16077897 16130268 16381827 16607472 17942001 18189136 18722088 18818646 19573092 19636848 19650763 20462778 20505144 20529432 21437196 21507024 21842436 22835274 23386032 23828112 23873241 23922668 24911208 25010062 25091528 26097456 27283704 28227969 28582928 29123248 30447032 30757716 31830988 32155794 32260536 32763654 34252911 35884002 37444176 37515093 37637292 39146184 39301526 40925556 41010288 41058864 41864669 42874392 43684872 45670548 47746482 47845336 49822416 50020124 50183056 53826003 54567408 56455938 58952289 60894064 61515432 63661976 64311588 64521072 65527308 68505822 71619723 71768004 75030186 75274584 78292368 78603052 81851112 83729338 85748784 87369744 87535217 91341096 95492964 95690672 100040248 107652006 112545279 112911876 117904578 123030864 125594007 127323952 128623176 131054616 137011644 137555341 143239446 143536008 150060372 150549168 157206104 163702224 167458676 175070434 176856867 182682192 190985928 200080496 215304012 225090558 225823752 235809156 251188014 257246352 262109232 262605651 274023288 275110682 286478892 287072016 300120744 314412208 334917352 350140868 353713734 376782021 381971856 412666023 430608024 450181116 451647504 471618312 502376028 525211302 548046576 550221364 572957784 600241488 669834704 700281736 707427468 753564042 787816953 825332046 861216048 900362232 943236624 962887387 1004752056 1050422604 1100442728 1145915568 1237998069 1400563472 1414854936 1507128084 1575633906 1650664092 1800724464 1925774774 2009504112 2100845208 2200885456 2475996138 2829709872 2888662161 3014256168 3151267812 3301328184 3851549548 4201690416 4951992276 5777324322 6028512336 6302535624 6602656368 7703099096 8665986483 9903984552 11554648644 12605071248 15406198192 17331972966 19807969104 23109297288 34663945932 46218594576 69327891864 138655783728
• Sum of all divisors σ(n): 520364176332
• Sum of proper divisors (its aliquot sum) s(n): 381708392604
• 138655783728 is an abundant number, because the sum of its proper divisors (381708392604) is greater than itself. Its abundance is 243052608876

Bases of 138655783728

• Binary: 10000001001000100001110101101100110000₂
• Hexadecimal: 0x2048875B30
• Base-36: 1RP42NG0

Squares and roots of 138655783728

• 138655783728 squared (138655783728²) is 19225426361225909577984
• 138655783728 cubed (138655783728³) is 2665716559620729723395033254244352
• The square root of 138655783728 is 372365.1215245597
• The cube root of 138655783728 is 5175.8219731383

Scales and comparisons

• 138,655,783,728 seconds is equal to 4,408 years, 42 weeks, 6 days, 7 hours, 28 minutes, 48 seconds.
• To count from 1 to 138,655,783,728 would take you about eight thousand, eight hundred seventeen 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 138655783728 cubic inches would be around 431.3 feet tall.

Recreational maths with 138655783728

• 138655783728 backwards is 827387556831
• 138655783728 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138655783728's digits is 63
• More coming soon!