121247144928

Names of 121247144928

• Cardinal: 121247144928 can be written as One hundred twenty-one billion, two hundred forty-seven million, one hundred forty-four thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.21247144928 × 10¹¹

Factors of 121247144928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5555

Divisors of 121247144928

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 29 32 36 39 42 48 52 56 58 63 72 78 84 87 91 96 104 112 116 117 126 144 156 168 174 182 203 208 224 232 234 252 261 273 288 312 336 348 364 377 406 416 464 468 504 522 546 609 624 672 696 728 754 812 819 841 928 936 1008 1044 1092 1131 1218 1248 1392 1456 1508 1624 1638 1682 1827 1872 2016 2088 2184 2262 2436 2523 2639 2784 2912 3016 3248 3276 3364 3393 3654 3744 4176 4368 4524 4872 5046 5278 5501 5887 6032 6496 6552 6728 6786 7308 7569 7917 8352 8736 9048 9744 10092 10556 10933 11002 11774 12064 13104 13456 13572 14616 15138 15834 16503 17661 18096 19488 20184 21112 21866 22004 23548 23751 26208 26912 27144 29232 30276 31668 32799 33006 35322 36192 38507 40368 42224 43732 44008 47096 47502 49509 52983 54288 58464 60552 63336 65598 66012 70644 71513 76531 77014 80736 84448 87464 88016 94192 95004 98397 99018 105966 108576 115521 121104 126672 131196 132024 141288 143026 153062 154028 159529 174928 176032 188384 190008 196794 198036 211932 214539 229593 231042 242208 253344 262392 264048 282576 286052 306124 308056 319058 346563 349856 380016 393588 396072 423864 429078 459186 462084 478587 500591 524784 528096 565152 572104 612248 616112 638116 643617 688779 693126 760032 787176 792144 847728 858156 918372 924168 957174 1001182 1049568 1116703 1144208 1224496 1232224 1276232 1287234 1377558 1386252 1435761 1501773 1574352 1584288 1695456 1716312 1836744 1848336 1914348 2002364 2073877 2233406 2288416 2448992 2552464 2574468 2755116 2772504 2871522 3003546 3148704 3350109 3432624 3673488 3696672 3828696 4004728 4147754 4466812 4505319 4626341 5104928 5148936 5510232 5545008 5743044 6007092 6221631 6700218 6865248 7346976 7657392 8009456 8295508 8933624 9010638 9252682 10050327 10297872 11020464 11090016 11486088 12014184 12443262 13400436 13879023 14517139 15314784 16018912 16591016 17867248 18021276 18505364 18664893 20100654 20595744 22040928 22972176 24028368 24886524 26800872 27758046 29034278 32384387 33182032 35734496 36042552 37010728 37329786 40201308 41637069 43551417 45944352 48056736 49773048 53601744 55516092 58068556 60142433 64768774 66364064 72085104 74021456 74659572 80402616 83274138 87102834 97153161 99546096 107203488 111032184 116137112 120284866 129537548 130654251 144170208 148042912 149319144 160805232 166548276 174205668 180427299 194306322 199092192 222064368 232274224 240569732 259075096 261308502 291459483 298638288 321610464 333096552 348411336 360854598 388612644 420997031 444128736 464548448 481139464 518150192 522617004 541281897 582918966 597276576 666193104 696822672 721709196 777225288 841994062 962278928 1036300384 1045234008 1082563794 1165837932 1262991093 1332386208 1393645344 1443418392 1554450576 1683988124 1924557856 2090468016 2165127588 2331675864 2525982186 2886836784 3108901152 3367976248 3788973279 4180936032 4330255176 4663351728 5051964372 5773673568 6735952496 7577946558 8660510352 9326703456 10103928744 13471904992 15155893116 17321020704 20207857488 30311786232 40415714976 60623572464 121247144928
• Sum of all divisors σ(n): 439582774176
• Sum of proper divisors (its aliquot sum) s(n): 318335629248
• 121247144928 is an abundant number, because the sum of its proper divisors (318335629248) is greater than itself. Its abundance is 197088484320

Bases of 121247144928

• Binary: 1110000111010111001001001101111100000₂
• Hexadecimal: 0x1C3AE49BE0
• Base-36: 1JP7F3S0

Squares and roots of 121247144928

• 121247144928 squared (121247144928²) is 14700870153191436125184
• 121247144928 cubed (121247144928³) is 1782438534031711617598639198666752
• The square root of 121247144928 is 348205.6072609975
• The cube root of 121247144928 is 4949.4526474057

Scales and comparisons

• 121,247,144,928 seconds is equal to 3,855 years, 14 weeks, 5 days, 10 hours, 28 minutes, 48 seconds.
• To count from 1 to 121,247,144,928 would take you about seven thousand, seven hundred ten 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 121247144928 cubic inches would be around 412.5 feet tall.

Recreational maths with 121247144928

• 121247144928 backwards is 829441742121
• The number of decimal digits it has is: 12
• The sum of 121247144928's digits is 45
• More coming soon!