128001993577435512

Names of 128001993577435512

• Cardinal: 128001993577435512 can be written as One hundred twenty-eight quadrillion, one trillion, nine hundred ninety-three billion, five hundred seventy-seven million, four hundred thirty-five thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.28001993577435512 × 10¹⁷

Factors of 128001993577435512

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 724

Divisors of 128001993577435512

• Number of divisors d(n): 272
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 243 324 486 648 719 729 972 1438 1458 1944 2157 2187 2876 2916 4314 4374 5752 5832 6471 6561 8628 8748 12942 13122 17256 17496 19413 19683 25884 26244 38826 39366 51768 52488 58239 59049 77652 78732 116478 118098 155304 157464 174717 177147 232956 236196 349434 354294 465912 472392 516961 524151 531441 698868 708588 1033922 1048302 1062882 1397736 1417176 1550883 1572453 1594323 2067844 2096604 2125764 3101766 3144906 3188646 4135688 4193208 4251528 4652649 4717359 4782969 6203532 6289812 6377292 9305298 9434718 9565938 12407064 12579624 12754584 13957947 14152077 14348907 18610596 18869436 19131876 27915894 28304154 28697814 37221192 37738872 38263752 41873841 42456231 43046721 55831788 56608308 57395628 83747682 84912462 86093442 111663576 113216616 114791256 125621523 127368693 167495364 169824924 172186884 251243046 254737386 334990728 339649848 344373768 371694959 376864569 382106079 502486092 509474772 743389918 753729138 764212158 1004972184 1018949544 1115084877 1130593707 1146318237 1486779836 1507458276 1528424316 2230169754 2261187414 2292636474 2973559672 3014916552 3056848632 3345254631 3391781121 3438954711 4460339508 4522374828 4585272948 6690509262 6783562242 6877909422 8920679016 9044749656 9170545896 10035763893 10175343363 10316864133 13381018524 13567124484 13755818844 20071527786 20350686726 20633728266 26762037048 27134248968 27511637688 30107291679 30526030089 30950592399 40143055572 40701373452 41267456532 60214583358 61052060178 61901184798 80286111144 81402746904 82534913064 90321875037 91578090267 120429166716 122104120356 123802369596 180643750074 183156180534 240858333432 244208240712 247604739192 270965625111 274734270801 361287500148 366312361068 541931250222 549468541602 722575000296 732624722136 812896875333 824202812403 1083862500444 1098937083204 1625793750666 1648405624806 2167725000888 2197874166408 2438690625999 2472608437209 3251587501332 3296811249612 4877381251998 4945216874418 6503175002664 6593622499224 7316071877997 7417825311627 9754762503996 9890433748836 14632143755994 14835650623254 19509525007992 19780867497672 21948215633991 22253475934881 29264287511988 29671301246508 43896431267982 44506951869762 58528575023976 59342602493016 65844646901973 87792862535964 89013903739524 131689293803946 175585725071928 178027807479048 197533940705919 263378587607892 395067881411838 526757175215784 592601822117757 790135762823676 1185203644235514 1580271525647352 1777805466353271 2370407288471028 3555610932706542 4740814576942056 5333416399059813 7111221865413084 10666832798119626 14222443730826168 16000249197179439 21333665596239252 32000498394358878 42667331192478504 64000996788717756 128001993577435512
• Sum of all divisors σ(n): 360507004710357600
• Sum of proper divisors (its aliquot sum) s(n): 232505011132922088
• 128001993577435512 is an abundant number, because the sum of its proper divisors (232505011132922088) is greater than itself. Its abundance is 104503017555486576

Bases of 128001993577435512

• Binary: 111000110110000010010001010001101101110011001000101111000₂
• Hexadecimal: 0x1C6C1228DB99178
• Base-36: Z0CX426GVI0

Squares and roots of 128001993577435512

• 128001993577435512 squared (128001993577435512²) is 16384510359797842063382602518702144
• 128001993577435512 cubed (128001993577435512³) is 2097249989844268989691376592285163742652254096137728
• The square root of 128001993577435512 is 357773662.4982832803
• The cube root of 128001993577435512 is 503971.0363507989

Scales and comparisons

• 128,001,993,577,435,512 seconds is equal to 4,070,067,459 years, 31 weeks, 1 day, 9 hours, 25 minutes, 12 seconds.
• To count from 1 to 128,001,993,577,435,512 would take you about twelve billion, two hundred ten million, two hundred two thousand, three hundred seventy-eight 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 128001993577435512 cubic inches would be around 41997.6 feet tall.

Recreational maths with 128001993577435512

• 128001993577435512 backwards is 215534775399100821
• 128001993577435512 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 128001993577435512's digits is 72
• More coming soon!