73228729728

Names of 73228729728

• Cardinal: 73228729728 can be written as Seventy-three billion, two hundred twenty-eight million, seven hundred twenty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 7.3228729728 × 10¹⁰

Factors of 73228729728

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 268

Divisors of 73228729728

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 31 32 33 42 44 48 49 56 62 64 66 77 84 88 93 96 98 101 112 113 124 128 132 147 154 168 176 186 192 196 202 217 224 226 231 248 264 294 303 308 336 339 341 352 372 384 392 404 434 448 452 462 496 528 539 588 606 616 651 672 678 682 704 707 744 784 791 808 868 896 904 924 992 1023 1056 1078 1111 1176 1212 1232 1243 1302 1344 1356 1364 1408 1414 1488 1519 1568 1582 1616 1617 1736 1808 1848 1984 2046 2112 2121 2156 2222 2352 2373 2387 2424 2464 2486 2604 2688 2712 2728 2828 2976 3038 3131 3136 3164 3232 3234 3333 3472 3503 3616 3696 3729 3968 4092 4224 4242 4312 4444 4557 4704 4746 4774 4848 4928 4949 4972 5208 5424 5456 5537 5656 5952 6076 6262 6272 6328 6464 6468 6666 6944 7006 7161 7232 7392 7458 7777 8184 8484 8624 8701 8888 9114 9393 9408 9492 9548 9696 9856 9898 9944 10416 10509 10848 10912 11074 11312 11413 11904 12152 12524 12656 12928 12936 13332 13888 14012 14322 14464 14784 14847 14916 15554 16368 16611 16709 16968 17248 17402 17776 18228 18786 18816 18984 19096 19392 19796 19888 20832 21018 21696 21824 21917 22148 22624 22826 23331 24304 24521 25048 25312 25872 26103 26664 27776 28024 28644 29568 29694 29832 31108 32736 33222 33418 33936 34239 34441 34496 34804 35552 36456 37572 37968 38192 38533 38784 39592 39776 41664 42036 43392 43648 43834 44296 45248 45652 46662 48608 49042 50096 50127 50624 51744 52206 53328 54439 56048 57288 59388 59664 60907 62216 65472 65751 66444 66836 67872 68478 68882 68992 69608 71104 72912 73563 75144 75936 76384 77066 79184 79552 79891 83328 84072 87668 88592 90496 91304 93324 97216 98084 100192 100254 101248 103323 103488 104412 106656 108878 112096 114576 115599 118776 119328 121814 124432 125543 130944 131502 132888 133672 135744 136956 137764 139216 142208 145824 147126 150288 151872 152768 153419 154132 158368 159104 159782 163317 168144 171647 175336 177184 182608 182721 186648 194432 196168 200384 200508 206646 206976 208824 213312 217756 224192 229152 231198 237552 238656 239673 241087 243628 248864 251086 263004 265776 267344 269731 271488 273912 275528 278432 291648 294252 300576 303744 305536 306838 308264 316736 319564 326634 336288 343294 350672 353803 354368 365216 365442 373296 376629 392336 400768 401016 413292 417648 426624 435512 448384 458304 460257 462396 475104 477312 479346 482174 487256 497728 502172 514941 526008 531552 534688 539462 547824 551056 556864 559237 583296 588504 601152 613676 616528 633472 639128 653268 672576 686588 701344 707606 708736 723261 730432 730884 746592 753258 784672 802032 809193 826584 835296 871024 878801 916608 920514 924792 950208 958692 964348 974512 995456 1004344 1029882 1052016 1061409 1063104 1069376 1078924 1095648 1102112 1113728 1118474 1177008 1202304 1227352 1233056 1278256 1306536 1345152 1373176 1402688 1415212 1446522 1460864 1461768 1493184 1506516 1569344 1604064 1618386 1653168 1670592 1677711 1687609 1742048 1757602 1841028 1849584 1888117 1900416 1917384 1928696 1949024 2008688 2059764 2104032 2122818 2126208 2138752 2157848 2191296 2204224 2236948 2354016 2454704 2466112 2476621 2556512 2613072 2636403 2746352 2805376 2830424 2893044 2923536 2986368 3013032 3138688 3208128 3236772 3306336 3341184 3355422 3375218 3484096 3515204 3682056 3699168 3776234 3834768 3857392 3891833 3898048 4017376 4119528 4208064 4245636 4315696 4382592 4408448 4473896 4708032 4909408 4932224 4953242 5062827 5113024 5226144 5272806 5492704 5660848 5664351 5786088 5847072 6026064 6151607 6416256 6473544 6612672 6710844 6750436 6968192 7030408 7364112 7398336 7429863 7552468 7669536 7714784 7783666 7796096 8034752 8239056 8416128 8491272 8631392 8947792 9416064 9818816 9906484 10125654 10226048 10452288 10545612 10985408 11321696 11328702 11572176 11675499 11694144 12052128 12303214 12947088 13225344 13421688 13500872 14060816 14728224 14796672 14859726 15104936 15339072 15429568 15567332 16069504 16478112 16982544 17262784 17336347 17895584 18454821 19637632 19812968 20251308 20904576 21091224 21970816 22643392 22657404 23144352 23350998 23388288 24104256 24606428 25894176 26843376 27001744 27242831 28121632 29456448 29719452 30209872 30678144 30859136 31134664 32956224 33965088 34525568 34672694 35791168 36909642 39625936 40502616 42182448 45286784 45314808 46288704 46701996 48208512 49212856 51788352 52009041 53686752 54003488 54485662 56243264 58912896 59438904 60419744 62269328 65912448 67930176 69345388 71582336 73819284 79251872 81005232 81728493 84364896 90629616 92577408 93403992 98425712 103576704 104018082 107373504 108006976 108971324 112486528 118877808 120839488 124538656 135860352 138690776 147638568 158503744 162010464 163456986 168729792 181259232 186807984 190699817 196851424 208036164 214747008 216013952 217942648 237755616 241678976 249077312 277381552 295277136 317007488 324020928 326913972 337459584 362518464 373615968 381399634 393702848 416072328 435885296 475511232 498154624 554763104 572099451 590554272 648041856 653827944 725036928 747231936 762799268 787405696 832144656 871770592 951022464 1109526208 1144198902 1181108544 1307655888 1494463872 1525598536 1664289312 1743541184 2219052416 2288397804 2362217088 2615311776 3051197072 3328578624 3487082368 4576795608 5230623552 6102394144 6657157248 9153591216 10461247104 12204788288 18307182432 24409576576 36614364864 73228729728
• Sum of all divisors σ(n): 259603937280
• Sum of proper divisors (its aliquot sum) s(n): 186375207552
• 73228729728 is an abundant number, because the sum of its proper divisors (186375207552) is greater than itself. Its abundance is 113146477824

Bases of 73228729728

• Binary: 1000100001100110001011011110110000000₂
• Hexadecimal: 0x110CC5BD80
• Base-36: XN2HTHC

Squares and roots of 73228729728

• 73228729728 squared (73228729728²) is 5362446857576470953984
• 73228729728 cubed (73228729728³) is 392685171614230300581336660836352
• The square root of 73228729728 is 270608.0740258871
• The cube root of 73228729728 is 4183.6996641545

Scales and comparisons

• 73,228,729,728 seconds is equal to 2,328 years, 23 weeks, 1 day, 17 hours, 48 minutes, 48 seconds.
• To count from 1 to 73,228,729,728 would take you about four thousand, six hundred fifty-six 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 73228729728 cubic inches would be around 348.6 feet tall.

Recreational maths with 73228729728

• 73228729728 backwards is 82792782237
• The number of decimal digits it has is: 11
• The sum of 73228729728's digits is 57
• More coming soon!