138858392064

Names of 138858392064

• Cardinal: 138858392064 can be written as One hundred thirty-eight billion, eight hundred fifty-eight million, three hundred ninety-two thousand and sixty-four.

Scientific notation

• Scientific notation: 1.38858392064 × 10¹¹

Factors of 138858392064

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 717

Divisors of 138858392064

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 29 32 42 48 49 56 58 64 84 87 96 98 112 113 116 128 147 168 174 192 196 203 224 226 232 256 294 336 339 348 384 392 406 448 452 464 512 563 588 609 672 678 696 768 784 791 812 896 904 928 1126 1176 1218 1344 1356 1392 1421 1536 1568 1582 1624 1689 1792 1808 1856 2252 2352 2373 2436 2688 2712 2784 2842 3136 3164 3248 3277 3378 3584 3616 3712 3941 4263 4504 4704 4746 4872 5376 5424 5537 5568 5684 6272 6328 6496 6554 6756 7232 7424 7882 8526 9008 9408 9492 9744 9831 10752 10848 11074 11136 11368 11823 12544 12656 12992 13108 13512 14464 14848 15764 16327 16611 17052 18016 18816 18984 19488 19662 21696 22148 22272 22736 22939 23646 25088 25312 25984 26216 27024 27587 28928 31528 32654 33222 34104 36032 37632 37968 38976 39324 43392 44296 44544 45472 45878 47292 48981 50624 51968 52432 54048 55174 57856 63056 63619 65308 66444 68208 68817 72064 75264 75936 77952 78648 82761 86784 88592 90944 91756 94584 97962 101248 103936 104864 108096 110348 114289 126112 127238 130616 132888 136416 137634 144128 151872 155904 157296 160573 165522 173568 177184 181888 183512 189168 190857 195924 202496 209728 216192 220696 228578 252224 254476 261232 265776 272832 275268 288256 303744 311808 314592 321146 331044 342867 354368 363776 367024 378336 381714 391848 404992 419456 432384 441392 445333 457156 481719 504448 508952 522464 531552 545664 550536 607488 629184 642292 662088 685734 708736 727552 734048 756672 763428 783696 800023 838912 864768 882784 890666 914312 963438 1008896 1017904 1044928 1063104 1091328 1101072 1214976 1258368 1284584 1324176 1335999 1371468 1417472 1468096 1513344 1526856 1567392 1600046 1677824 1765568 1781332 1828624 1844951 1926876 2017792 2035808 2089856 2126208 2182656 2202144 2400069 2516736 2569168 2648352 2671998 2742936 2834944 2936192 3026688 3053712 3117331 3134784 3200092 3531136 3562664 3657248 3689902 3853752 4071616 4179712 4252416 4404288 4800138 5033472 5138336 5296704 5343996 5485872 5534853 5872384 6053376 6107424 6234662 6269568 6400184 7062272 7125328 7314496 7379804 7707504 8143232 8359424 8504832 8808576 9351993 9600276 10276672 10593408 10687992 10971744 11069706 11744768 12214848 12469324 12539136 12800368 12914657 14124544 14250656 14628992 14759608 15415008 16286464 17617152 18703986 19200552 20553344 21186816 21375984 21943488 22139412 24429696 24938648 25078272 25600736 25829314 28501312 29257984 29519216 30830016 32572928 35234304 37407972 38401104 38743971 41106688 42373632 42751968 43886976 44278824 48859392 49877296 51201472 51658628 57002624 58515968 59038432 61660032 74815944 76802208 77487942 82213376 85503936 87773952 88557648 90402599 97718784 99754592 102402944 103317256 114005248 118076864 123320064 149631888 153604416 154975884 171007872 175547904 177115296 180805198 199509184 204805888 206634512 228010496 236153728 246640128 271207797 299263776 307208832 309951768 342015744 354230592 361610396 399018368 409611776 413269024 472307456 542415594 598527552 614417664 619903536 684031488 708461184 723220792 798036736 826538048 944614912 1084831188 1197055104 1228835328 1239807072 1416922368 1446441584 1596073472 1653076096 2169662376 2394110208 2479614144 2833844736 2892883168 3306152192 4339324752 4788220416 4959228288 5785766336 6612304384 8678649504 9918456576 11571532672 17357299008 19836913152 23143065344 34714598016 46286130688 69429196032 138858392064
• Sum of all divisors σ(n): 449899686720
• Sum of proper divisors (its aliquot sum) s(n): 311041294656
• 138858392064 is an abundant number, because the sum of its proper divisors (311041294656) is greater than itself. Its abundance is 172182902592

Bases of 138858392064

• Binary: 10000001010100100110101110101000000000₂
• Hexadecimal: 0x20549AEA00
• Base-36: 1RSGP91C

Squares and roots of 138858392064

• 138858392064 squared (138858392064²) is 19281653046599538180096
• 138858392064 cubed (138858392064³) is 2677419338386738734613107409158144
• The square root of 138858392064 is 372637.0782195459
• The cube root of 138858392064 is 5178.3417726075

Scales and comparisons

• 138,858,392,064 seconds is equal to 4,415 years, 13 weeks, 6 days, 7 hours, 34 minutes, 24 seconds.
• To count from 1 to 138,858,392,064 would take you about eight thousand, eight hundred thirty 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 138858392064 cubic inches would be around 431.5 feet tall.

Recreational maths with 138858392064

• 138858392064 backwards is 460293858831
• The number of decimal digits it has is: 12
• The sum of 138858392064's digits is 57
• More coming soon!