64825712640

Names of 64825712640

• Cardinal: 64825712640 can be written as Sixty-four billion, eight hundred twenty-five million, seven hundred twelve thousand, six hundred forty.

Scientific notation

• Scientific notation: 6.482571264 × 10¹⁰

Factors of 64825712640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 190

Divisors of 64825712640

• Number of divisors d(n): 784
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 32 36 39 40 45 48 52 54 60 64 65 72 78 80 81 90 96 104 108 117 120 128 130 135 144 156 160 162 167 180 192 195 208 216 234 240 243 256 260 270 288 312 320 324 334 351 360 384 390 405 416 432 468 480 486 501 512 520 540 576 585 624 640 648 668 702 720 729 768 780 810 832 835 864 936 960 972 1002 1024 1040 1053 1080 1152 1170 1215 1248 1280 1296 1336 1404 1440 1458 1503 1536 1560 1620 1664 1670 1728 1755 1872 1920 1944 2004 2048 2080 2106 2160 2171 2304 2340 2430 2496 2505 2560 2592 2672 2808 2880 2916 3006 3072 3120 3159 3240 3328 3340 3456 3510 3645 3744 3840 3888 4008 4096 4160 4212 4320 4342 4509 4608 4680 4860 4992 5010 5120 5184 5265 5344 5616 5760 5832 6012 6144 6240 6318 6480 6513 6656 6680 6912 7020 7290 7488 7515 7680 7776 8016 8192 8320 8424 8640 8684 9018 9216 9360 9477 9720 9984 10020 10240 10368 10530 10688 10855 11232 11520 11664 12024 12288 12480 12636 12960 13026 13312 13360 13527 13824 14040 14580 14976 15030 15360 15552 15795 16032 16640 16848 17280 17368 18036 18432 18720 18954 19440 19539 19968 20040 20480 20736 21060 21376 21710 22464 22545 23040 23328 24048 24576 24960 25272 25920 26052 26624 26720 27054 27648 28080 29160 29952 30060 30720 31104 31590 32064 32565 33280 33696 34560 34736 36072 36864 37440 37908 38880 39078 39936 40080 40581 40960 41472 42120 42752 43420 44928 45090 46080 46656 47385 48096 49920 50544 51840 52104 53248 53440 54108 55296 56160 58320 58617 59904 60120 61440 62208 63180 64128 65130 66560 67392 67635 69120 69472 72144 73728 74880 75816 77760 78156 79872 80160 81162 82944 84240 85504 86840 89856 90180 92160 93312 94770 96192 97695 99840 101088 103680 104208 106496 106880 108216 110592 112320 116640 117234 119808 120240 121743 122880 124416 126360 128256 130260 133120 134784 135270 138240 138944 144288 149760 151632 155520 156312 159744 160320 162324 165888 168480 171008 173680 175851 179712 180360 184320 186624 189540 192384 195390 199680 202176 202905 207360 208416 213760 216432 221184 224640 233280 234468 239616 240480 243486 248832 252720 256512 260520 266240 269568 270540 276480 277888 288576 293085 299520 303264 311040 312624 319488 320640 324648 331776 336960 342016 347360 351702 359424 360720 368640 373248 379080 384768 390780 399360 404352 405810 414720 416832 427520 432864 449280 466560 468936 479232 480960 486972 497664 505440 513024 521040 527553 532480 539136 541080 552960 555776 577152 586170 599040 606528 608715 622080 625248 641280 649296 663552 673920 684032 694720 703404 718848 721440 746496 758160 769536 781560 798720 808704 811620 829440 833664 855040 865728 879255 898560 933120 937872 958464 961920 973944 995328 1010880 1026048 1042080 1055106 1078272 1082160 1105920 1111552 1154304 1172340 1198080 1213056 1217430 1244160 1250496 1282560 1298592 1347840 1368064 1389440 1406808 1437696 1442880 1492992 1516320 1539072 1563120 1582659 1597440 1617408 1623240 1658880 1667328 1710080 1731456 1758510 1797120 1866240 1875744 1923840 1947888 1990656 2021760 2052096 2084160 2110212 2156544 2164320 2223104 2308608 2344680 2396160 2426112 2434860 2488320 2500992 2565120 2597184 2637765 2695680 2778880 2813616 2875392 2885760 2985984 3032640 3078144 3126240 3165318 3234816 3246480 3317760 3334656 3420160 3462912 3517020 3594240 3732480 3751488 3847680 3895776 4043520 4104192 4168320 4220424 4313088 4328640 4446208 4617216 4689360 4792320 4852224 4869720 4976640 5001984 5130240 5194368 5275530 5391360 5557760 5627232 5771520 5971968 6065280 6156288 6252480 6330636 6469632 6492960 6669312 6840320 6925824 7034040 7188480 7464960 7502976 7695360 7791552 7913295 8087040 8336640 8440848 8626176 8657280 8892416 9234432 9378720 9704448 9739440 9953280 10003968 10260480 10388736 10551060 10782720 11115520 11254464 11543040 12130560 12312576 12504960 12661272 12939264 12985920 13338624 13851648 14068080 14376960 14929920 15005952 15390720 15583104 15826590 16174080 16673280 16881696 17314560 17784832 18468864 18757440 19408896 19478880 20007936 20520960 20777472 21102120 21565440 22231040 22508928 23086080 24261120 25009920 25322544 25878528 25971840 26677248 27703296 28136160 29859840 30011904 30781440 31166208 31653180 32348160 33346560 33763392 34629120 36937728 37514880 38817792 38957760 40015872 41554944 42204240 43130880 44462080 45017856 46172160 48522240 50019840 50645088 51943680 53354496 55406592 56272320 60023808 61562880 62332416 63306360 64696320 66693120 67526784 69258240 75029760 77635584 77915520 80031744 83109888 84408480 88924160 90035712 92344320 97044480 100039680 101290176 103887360 110813184 112544640 120047616 124664832 126612720 129392640 133386240 135053568 138516480 150059520 155831040 160063488 166219776 168816960 180071424 184688640 194088960 200079360 202580352 207774720 225089280 240095232 249329664 253225440 266772480 270107136 277032960 300119040 311662080 332439552 337633920 360142848 388177920 400158720 405160704 415549440 450178560 480190464 498659328 506450880 540214272 554065920 600238080 623324160 675267840 720285696 800317440 810321408 831098880 900357120 997318656 1012901760 1080428544 1200476160 1246648320 1350535680 1440571392 1620642816 1662197760 1800714240 2025803520 2160857088 2400952320 2493296640 2701071360 3241285632 3601428480 4051607040 4321714176 4986593280 5402142720 6482571264 7202856960 8103214080 10804285440 12965142528 16206428160 21608570880 32412856320 64825712640
• Sum of all divisors σ(n): 252698207328
• Sum of proper divisors (its aliquot sum) s(n): 187872494688
• 64825712640 is an abundant number, because the sum of its proper divisors (187872494688) is greater than itself. Its abundance is 123046782048

Bases of 64825712640

• Binary: 111100010111111010011110000000000000₂
• Hexadecimal: 0xF17E9E000
• Base-36: TS3K000

Squares and roots of 64825712640

• 64825712640 squared (64825712640²) is 4202373019283855769600
• 64825712640 cubed (64825712640³) is 272421825754184412711295647744000
• The square root of 64825712640 is 254608.9406128543
• The cube root of 64825712640 is 4017.1288922295

Scales and comparisons

• 64,825,712,640 seconds is equal to 2,061 years, 13 weeks, 2 days, 14 hours, 24 minutes.
• To count from 1 to 64,825,712,640 would take you about four thousand, one hundred twenty-two 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 64825712640 cubic inches would be around 334.8 feet tall.

Recreational maths with 64825712640

• 64825712640 backwards is 04621752846
• 64825712640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64825712640's digits is 45
• More coming soon!