64439561340

Names of 64439561340

• Cardinal: 64439561340 can be written as Sixty-four billion, four hundred thirty-nine million, five hundred sixty-one thousand, three hundred forty.

Scientific notation

• Scientific notation: 6.443956134 × 10¹⁰

Factors of 64439561340

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 100

Divisors of 64439561340

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 19 20 21 22 27 28 30 33 35 36 38 42 44 45 53 54 55 57 60 63 66 70 76 77 81 84 90 95 99 105 106 108 110 114 126 132 133 135 140 154 159 162 165 171 180 189 190 198 209 210 212 220 228 231 243 252 265 266 270 285 297 308 315 318 324 330 342 361 371 378 380 385 396 399 405 418 420 462 477 486 495 513 530 532 540 567 570 583 594 627 630 636 660 665 684 693 722 729 742 756 770 795 798 810 836 855 891 924 945 954 972 990 1007 1026 1045 1060 1083 1113 1134 1140 1155 1166 1188 1197 1215 1254 1260 1330 1386 1431 1444 1458 1463 1484 1485 1539 1540 1590 1596 1620 1701 1710 1749 1782 1805 1855 1881 1890 1908 1980 1995 2014 2052 2079 2090 2166 2187 2226 2268 2310 2332 2385 2394 2430 2508 2527 2565 2660 2673 2772 2835 2862 2915 2916 2926 2970 3021 3078 3135 3180 3249 3339 3402 3420 3465 3498 3564 3591 3610 3645 3710 3762 3780 3971 3990 4028 4081 4158 4180 4293 4332 4374 4389 4452 4455 4617 4620 4770 4788 4860 5035 5054 5103 5130 5247 5346 5415 5565 5643 5670 5724 5830 5852 5940 5985 6042 6156 6237 6270 6498 6678 6804 6930 6996 7049 7155 7182 7220 7290 7315 7420 7524 7581 7695 7942 7980 8019 8162 8316 8505 8586 8745 8748 8778 8910 9063 9234 9405 9540 9747 10017 10070 10108 10206 10260 10395 10494 10692 10773 10830 10935 11077 11130 11286 11340 11660 11913 11970 12084 12243 12474 12540 12635 12879 12996 13167 13356 13365 13851 13860 14098 14310 14364 14580 14630 15105 15162 15309 15390 15741 15884 16038 16245 16324 16695 16929 17010 17172 17490 17556 17820 17955 18126 18468 18711 18810 19133 19494 19855 20034 20140 20405 20412 20790 20988 21147 21465 21546 21660 21870 21945 22154 22260 22572 22743 23085 23826 23940 24057 24486 24948 25270 25515 25758 26235 26334 26730 27189 27702 27797 28196 28215 28620 29241 29260 30051 30210 30324 30618 30780 31185 31482 32076 32319 32490 33231 33390 33858 34020 34980 35245 35739 35910 36252 36729 37422 37620 37905 38266 38637 38988 39501 39710 40068 40095 40810 41553 41580 42294 42930 43092 43740 43890 44308 45315 45486 46170 47223 47652 48114 48735 48972 50085 50540 50787 51030 51516 52470 52668 53460 53865 54378 55385 55404 55594 56133 56430 57399 58482 59565 60102 60420 61215 61236 62370 62964 63441 64395 64638 64980 65835 66462 66780 67716 68229 69255 70490 71478 71820 73458 74844 75810 76532 76545 77274 77539 78705 79002 79420 80190 81567 81620 83106 83391 84588 84645 85860 87723 87780 90153 90630 90972 92340 93555 94446 95665 96228 96957 97470 99693 100170 101574 102060 104940 105735 107217 107730 108756 110187 110770 111188 112266 112860 113715 114798 115911 116964 118503 119130 120204 120285 122430 124740 126882 128790 129276 131670 132924 133931 135945 136458 138510 138985 140980 141669 142956 146205 146916 150255 151620 152361 153090 154548 155078 157410 158004 160380 161595 163134 166155 166212 166782 168399 169290 172197 175446 178695 180306 181260 183645 187110 188892 190323 191330 193185 193914 194940 197505 199386 200340 203148 204687 207765 210463 211470 214434 215460 220374 221540 224532 227430 229596 231822 232617 236115 237006 238260 240570 244701 244860 250173 253764 253935 257580 263169 263340 267862 270459 271890 272916 277020 277970 280665 283338 286995 290871 292410 299079 300510 304722 306180 310156 314820 317205 321651 323190 326268 330561 332310 333564 336798 338580 341145 344394 350892 355509 357390 360612 367290 374220 380646 382660 386370 387695 387828 395010 398772 401793 407835 409374 415530 416955 420926 422940 425007 428868 438615 440748 450765 454860 457083 463644 465234 472230 474012 481140 484785 489402 498465 500346 507870 516591 526338 535724 536085 540918 543780 550935 555940 561330 566676 570969 573990 579555 581742 584820 592515 598158 601020 609444 614061 631389 634410 643302 646380 661122 664620 669655 673596 682290 688788 697851 708345 711018 714780 734103 734580 750519 761292 761805 772740 775390 789507 790020 803586 811377 815670 818748 831060 833910 841852 841995 850014 860985 877230 897237 901530 914166 930468 944460 951615 964953 969570 978804 991683 996930 1000692 1015740 1023435 1033182 1052315 1052676 1066527 1072170 1081836 1101870 1122660 1141938 1147980 1159110 1163085 1163484 1185030 1196316 1205379 1223505 1228122 1250865 1262778 1268820 1275021 1286604 1315845 1322244 1339310 1352295 1364580 1395702 1416690 1422036 1454355 1468206 1473241 1495395 1501038 1523610 1549773 1550780 1579014 1607172 1608255 1622754 1631340 1652805 1667820 1683990 1700028 1712907 1721970 1754460 1777545 1794474 1803060 1828332 1842183 1894167 1903230 1929906 1939140 1983366 1993860 2008965 2046870 2066364 2093553 2104630 2125035 2133054 2144340 2202309 2203740 2251557 2283876 2285415 2318220 2326170 2370060 2410758 2447010 2456244 2501730 2525556 2550042 2582955 2631690 2678620 2691711 2704590 2791404 2833380 2854845 2894859 2908710 2936412 2946482 2975049 2990790 3002076 3047220 3070305 3099546 3156945 3158028 3199581 3216510 3245508 3305610 3367980 3425814 3443940 3489255 3555090 3588948 3616137 3670515 3684366 3752595 3788334 3806460 3859812 3947535 3966732 4017930 4056885 4093740 4187106 4209260 4250070 4266108 4404618 4419723 4486185 4503114 4570830 4649319 4652340 4821516 4824765 4894020 4958415 5003460 5100084 5138721 5165910 5263380 5332635 5383422 5409180 5526549 5682501 5709690 5789718 5817420 5892964 5950098 5981580 6026895 6140610 6199092 6280659 6313890 6375105 6399162 6433020 6611220 6754671 6851628 6978510 7110180 7232274 7341030 7366205 7368732 7505190 7576668 7748865 7895070 8035860 8075133 8113770 8374212 8500140 8564535 8684577 8809236 8839446 8925147 8972370 9006228 9141660 9210915 9298638 9470835 9649530 9916830 10277442 10331820 10467765 10665270 10766844 10848411 11011545 11053098 11257785 11365002 11419380 11579436 11900196 12053790 12281220 12561318 12627780 12750210 12798324 13259169 13458555 13509342 13947957 13957020 14464548 14474295 14682060 14732410 14875245 15010380 15416163 15497730 15790140 15997905 16150266 16227540 17047503 17129070 17369154 17678892 17850294 17944740 18080685 18421830 18597276 18841977 18941670 19299060 19833660 20264013 20554884 20935530 21330540 21696822 22023090 22098615 22106196 22515570 22730004 23246595 24107580 24225399 25122636 25500420 25693605 26518338 26917110 27018684 27632745 27895914 28412505 28948590 29464820 29750490 30832326 30995460 31403295 31995810 32300532 32545233 33773355 34095006 34258140 34738308 35700588 36161370 36843660 37683954 37883340 39777507 40375665 40528026 41843871 41871060 43393644 43422885 44046180 44197230 44625735 45031140 46493190 48450798 51142509 51387210 53036676 53834220 54242055 55265490 55791828 56525931 56825010 57897180 59500980 60792039 61664652 62806590 63991620 65090466 66295845 67546710 68190012 69739785 72322740 75367908 77080815 79555014 80751330 81056052 83687742 85237515 86845770 88394460 89251470 92986380 94209885 96901596 97635699 101320065 102285018 102774420 108484110 110530980 113051862 113650020 119332521 121126995 121584078 125613180 130180932 132591690 135093420 139479570 153427527 154161630 159110028 161502660 162726165 167375484 169577793 170475030 173691540 178502940 188419770 195271398 198887535 202640130 204570036 209219355 216968220 226103724 238665042 242253990 243168156 255712545 265183380 278959140 282629655 292907097 303960195 306855054 308323260 325452330 339155586 340950060 357997563 376839540 390542796 397775070 405280260 418438710 460282581 477330084 484507980 488178495 511425090 565259310 585814194 596662605 607920390 613710108 650904660 678311172 715995126 767137635 795550140 836877420 847888965 920565162 976356990 1022850180 1073992689 1130518620 1171628388 1193325210 1215840780 1431990252 1464535485 1534275270 1695777930 1789987815 1841130324 1952713980 2147985378 2301412905 2386650420 2929070970 3068550540 3221978067 3391555860 3579975630 4295970756 4602825810 5369963445 5858141940 6443956134 7159951260 9205651620 10739926890 12887912268 16109890335 21479853780 32219780670 64439561340
• Sum of all divisors σ(n): 272090327040
• Sum of proper divisors (its aliquot sum) s(n): 207650765700
• 64439561340 is an abundant number, because the sum of its proper divisors (207650765700) is greater than itself. Its abundance is 143211204360

Bases of 64439561340

• Binary: 111100000000111001011010110001111100₂
• Hexadecimal: 0xF00E5AC7C
• Base-36: TLPNFR0

Squares and roots of 64439561340

• 64439561340 squared (64439561340²) is 4152457065691622595600
• 64439561340 cubed (64439561340³) is 267582511796351723773296214104000
• The square root of 64439561340 is 253849.4856012121
• The cube root of 64439561340 is 4009.1366424679

Scales and comparisons

• 64,439,561,340 seconds is equal to 2,048 years, 50 weeks, 6 days, 6 hours, 9 minutes.
• To count from 1 to 64,439,561,340 would take you about four thousand and ninety-seven 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 64439561340 cubic inches would be around 334.1 feet tall.

Recreational maths with 64439561340

• 64439561340 backwards is 04316593446
• 64439561340 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64439561340's digits is 45
• More coming soon!