64728138384

Names of 64728138384

• Cardinal: 64728138384 can be written as Sixty-four billion, seven hundred twenty-eight million, one hundred thirty-eight thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 6.4728138384 × 10¹⁰

Factors of 64728138384

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 176

Divisors of 64728138384

• Number of divisors d(n): 1080
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 17 18 21 24 26 28 31 34 36 39 42 48 49 51 52 56 62 63 68 72 78 84 91 93 98 102 103 104 112 117 119 124 126 136 144 147 153 156 168 169 182 186 196 204 206 208 217 221 234 238 248 252 272 273 279 294 306 309 312 336 338 357 364 372 392 403 408 412 434 441 442 468 476 496 504 507 527 546 558 588 612 618 624 637 651 663 676 714 721 728 744 784 806 816 819 824 833 868 882 884 927 936 952 1008 1014 1054 1071 1092 1116 1176 1183 1209 1224 1236 1274 1302 1326 1339 1352 1428 1442 1456 1488 1519 1521 1547 1581 1612 1638 1648 1666 1736 1751 1764 1768 1854 1872 1904 1911 1953 1989 2028 2108 2142 2163 2184 2232 2352 2366 2418 2448 2472 2499 2548 2604 2652 2678 2704 2821 2856 2873 2884 3038 3042 3094 3162 3193 3224 3276 3332 3472 3502 3528 3536 3549 3627 3689 3708 3822 3906 3978 4017 4056 4216 4284 4326 4368 4464 4557 4641 4732 4743 4836 4944 4998 5047 5096 5208 5239 5253 5304 5356 5642 5712 5733 5746 5768 6076 6084 6188 6324 6386 6448 6489 6552 6664 6851 7004 7056 7098 7254 7378 7416 7497 7644 7812 7956 8034 8112 8281 8432 8463 8568 8619 8652 9114 9282 9373 9464 9486 9579 9672 9996 10094 10192 10416 10478 10506 10608 10647 10712 10829 11067 11284 11466 11492 11536 12051 12152 12168 12257 12376 12648 12772 12978 13104 13328 13671 13702 13923 14008 14196 14508 14756 14832 14994 15141 15288 15624 15717 15759 15912 16068 16562 16926 17136 17238 17304 17407 18228 18564 18746 18928 18972 19158 19344 19747 19992 20111 20188 20553 20956 21012 21294 21424 21658 22134 22351 22568 22763 22932 22984 24102 24304 24336 24514 24752 24843 25296 25389 25544 25823 25857 25956 27342 27404 27846 28016 28119 28392 28737 29016 29512 29988 30282 30576 31248 31434 31518 31824 32136 32487 33124 33201 33852 34476 34608 34814 36456 36673 36771 37128 37492 37944 38316 39494 39984 40222 40376 41106 41509 41912 42024 42588 43316 44268 44702 45136 45423 45526 45864 45968 47151 47957 48204 49028 49686 50778 51088 51646 51714 51912 52221 54281 54684 54808 55692 56238 56784 57474 58032 59024 59241 59976 60333 60564 61659 62868 63036 64272 64974 65611 66248 66402 67053 67704 68289 68952 69628 72912 73346 73542 74256 74529 74984 75888 76632 77469 78988 80444 80752 82212 83018 83824 84048 84357 85176 85799 86632 88536 89063 89404 90846 91052 91728 94302 95914 96408 97461 98056 99372 101556 103292 103428 103824 104442 108562 109368 109616 110019 110313 111384 112476 114948 118482 119952 120666 121128 121849 123318 124527 125736 126072 129948 131222 132496 132804 134106 135408 136578 137904 139256 140777 143871 146692 147084 149058 149968 153264 154938 156457 156663 157976 159341 160888 162843 164424 166036 168714 170352 171598 173264 177072 177723 178126 178808 180999 181692 182104 188604 191828 192816 194922 196112 196833 198744 201159 203112 204867 206584 206856 208884 217124 218736 220038 220626 222768 224952 229896 232407 236964 241332 242256 243698 246636 249054 251472 252144 256711 257397 259896 262444 265608 267189 268212 273156 278512 281554 287742 290563 293384 294168 295919 298116 309876 312914 313326 315952 318682 321776 325686 328848 330057 332072 335699 337428 343196 355446 356252 357616 361998 363384 364208 365547 373581 377208 379967 383656 389844 393666 397488 402318 406224 409734 413168 413712 417768 422331 431613 434248 440076 441252 449904 459792 464814 469371 473928 478023 482664 487396 488529 493272 498108 513422 514794 519792 524888 531216 534378 536424 539617 546312 563108 575484 581126 586768 588336 590499 591838 596232 619752 623441 625828 626652 637364 651372 660114 664144 671398 674856 686392 705653 710892 712504 723996 726768 731094 747162 754416 759934 767312 770133 772191 779688 787332 801567 804636 819468 835536 844662 852943 863226 868496 871689 880152 882504 887757 929628 938742 947856 956046 965328 974792 977058 986544 996216 1007097 1026844 1029588 1049776 1068756 1072848 1079234 1092624 1096641 1115387 1126216 1139901 1150968 1162252 1180998 1183676 1192464 1239504 1246882 1251656 1253304 1266993 1274728 1302744 1320228 1342796 1349712 1372784 1408113 1411306 1421784 1425008 1434069 1447992 1462188 1494324 1519868 1540266 1544382 1559376 1574664 1603134 1609272 1618851 1638936 1689324 1705886 1726452 1743378 1760304 1765008 1775514 1859256 1870323 1877484 1912092 1949584 1954116 1992432 2014194 2033941 2053688 2059176 2071433 2116959 2137512 2158468 2193282 2230774 2252432 2279802 2301936 2310399 2324504 2361996 2367352 2493764 2503312 2506608 2533986 2549456 2558829 2605488 2615067 2640456 2659769 2663271 2685592 2816226 2822612 2843568 2868138 2895984 2924376 2988648 3021291 3039736 3080532 3088764 3149328 3206268 3218544 3237702 3277872 3346161 3378648 3411772 3419703 3452904 3486756 3551028 3718512 3740646 3754968 3777319 3824184 3908232 4028388 4067882 4107376 4118352 4142866 4233918 4275024 4316936 4364087 4386564 4461548 4559604 4620798 4649008 4723992 4734704 4856553 4939571 4987528 5067972 5117658 5230134 5280912 5319538 5326542 5371184 5610969 5632452 5645224 5736276 5848752 5977296 6042582 6079472 6101823 6161064 6177528 6214299 6350877 6412536 6475404 6692322 6757296 6823544 6839406 6905808 6973512 7102056 7481292 7509936 7554638 7648368 7676487 7816464 7979307 8056776 8135764 8285732 8467836 8633872 8728174 8773128 8923096 9119208 9173489 9241596 9447984 9713106 9879142 9975056 10038483 10135944 10235316 10460268 10639076 10653084 11221938 11264904 11290448 11331957 11472552 12085164 12203646 12322128 12355056 12428598 12701754 12825072 12950808 13092261 13384644 13647088 13678812 13947024 14204112 14500031 14818713 14962584 15109276 15352974 15958614 16113552 16271528 16571464 16935672 17456348 17546256 17846192 18238416 18305469 18346978 18483192 18642897 19426212 19758284 20076966 20271888 20470632 20920536 21278152 21306168 22443876 22529808 22663914 22945104 23937921 24170328 24407292 24857196 25403508 25901616 26184522 26441233 26769288 27357624 27520467 29000062 29637426 29925168 30218552 30705948 31917228 32543056 33142928 33871344 33995871 34576997 34912696 36610938 36693956 36966384 37285794 38852424 39276783 39516568 40153932 40941264 41841072 42556304 42612336 43500093 44456139 44887752 45327828 47875842 48340656 48814584 49714392 50807016 52369044 52882466 53538576 54715248 55040934 58000124 59274852 60437104 61411896 63834456 64214423 67991742 69153994 69825392 73221876 73387912 74571588 77704848 78553566 79033136 79323699 80307864 82561401 87000186 88912278 89775504 90655656 95751684 97629168 99428784 101614032 103730991 104738088 105764932 110081868 116000248 118549704 122823792 127668912 128428846 130500279 135983484 138307988 146443752 146775824 149143176 157107132 158647398 160615728 165122802 174000372 177824556 181311312 191503368 192643269 207461982 209476176 211529864 220163736 232000496 237099408 237971097 256857692 261000558 271966968 276615976 292887504 298286352 311192973 314214264 317294796 330245604 348000744 355649112 383006736 385286538 414923964 423059728 440327472 449500961 475942194 513715384 522001116 543933936 553231952 577929807 622385946 628428528 634589592 660491208 696001488 711298224 770573076 829847928 899001922 951884388 1027430768 1044002232 1155859614 1244771892 1269179184 1320982416 1348502883 1541146152 1659695856 1798003844 1903768776 2088004464 2311719228 2489543784 2697005766 3082292304 3596007688 3807537552 4045508649 4623438456 4979087568 5394011532 7192015376 8091017298 9246876912 10788023064 16182034596 21576046128 32364069192 64728138384
• Sum of all divisors σ(n): 251818025472
• Sum of proper divisors (its aliquot sum) s(n): 187089887088
• 64728138384 is an abundant number, because the sum of its proper divisors (187089887088) is greater than itself. Its abundance is 122361748704

Bases of 64728138384

• Binary: 111100010010000110010000001010010000₂
• Hexadecimal: 0xF12190290
• Base-36: TQHGN80

Squares and roots of 64728138384

• 64728138384 squared (64728138384²) is 4189731898658254131456
• 64728138384 cubed (64728138384³) is 271193546128210537344723695407104
• The square root of 64728138384 is 254417.2525282041
• The cube root of 64728138384 is 4015.1123817413

Scales and comparisons

• 64,728,138,384 seconds is equal to 2,058 years, 8 weeks, 6 hours, 26 minutes, 24 seconds.
• To count from 1 to 64,728,138,384 would take you about four thousand, one hundred sixteen 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 64728138384 cubic inches would be around 334.6 feet tall.

Recreational maths with 64728138384

• 64728138384 backwards is 48383182746
• The number of decimal digits it has is: 11
• The sum of 64728138384's digits is 54
• More coming soon!