64521213120

Names of 64521213120

• Cardinal: 64521213120 can be written as Sixty-four billion, five hundred twenty-one million, two hundred thirteen thousand, one hundred twenty.

Scientific notation

• Scientific notation: 6.452121312 × 10¹⁰

Factors of 64521213120

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 766

Divisors of 64521213120

• Number of divisors d(n): 896
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 27 28 30 32 35 36 39 40 42 45 48 52 54 56 60 63 64 65 70 72 78 80 84 90 91 96 104 105 108 112 117 120 126 130 135 137 140 144 156 160 168 180 182 189 192 195 208 210 216 224 234 240 252 260 270 273 274 280 288 312 315 320 336 351 360 364 378 390 411 416 420 432 448 455 468 480 504 520 540 546 548 560 576 585 599 624 630 672 685 702 720 728 756 780 819 822 832 840 864 910 936 945 959 960 1008 1040 1080 1092 1096 1120 1170 1198 1233 1248 1260 1344 1365 1370 1404 1440 1456 1512 1560 1638 1644 1680 1728 1755 1781 1797 1820 1872 1890 1918 2016 2055 2080 2160 2184 2192 2240 2340 2396 2457 2466 2496 2520 2730 2740 2808 2877 2880 2912 2995 3024 3120 3276 3288 3360 3510 3562 3594 3640 3699 3744 3780 3836 4032 4095 4110 4160 4193 4320 4368 4384 4680 4792 4795 4914 4932 5040 5343 5391 5460 5480 5616 5754 5824 5990 6048 6165 6240 6552 6576 6720 7020 7124 7188 7280 7398 7488 7560 7672 7787 8190 8220 8386 8631 8640 8736 8768 8905 8985 9360 9584 9590 9828 9864 10080 10686 10782 10920 10960 11232 11508 11980 12096 12285 12330 12467 12480 12579 13104 13152 14040 14248 14376 14385 14560 14796 15120 15344 15574 16029 16173 16380 16440 16772 17262 17472 17810 17970 18495 18720 19168 19180 19656 19728 20160 20965 21372 21564 21840 21920 22464 23016 23361 23960 24570 24660 24934 25158 25893 26208 26304 26715 26955 28080 28496 28752 28770 29120 29592 30240 30688 31148 32058 32346 32760 32880 33544 34524 35620 35940 36990 37401 37440 37737 38336 38360 38935 39312 39456 41930 42744 43128 43155 43680 43840 46032 46722 47920 48087 49140 49320 49868 50316 51786 52416 53430 53910 54509 56160 56992 57504 57540 59184 60480 61376 62296 62335 62895 64116 64692 65520 65760 67088 69048 70083 71240 71880 73980 74802 75474 76720 77870 78624 78912 80145 80865 82063 83860 85488 86256 86310 87360 92064 93444 95840 96174 98280 98640 99736 100632 103572 106860 107820 109018 112203 112320 113211 113984 115008 115080 116805 118368 124592 124670 125790 128232 129384 129465 131040 131520 134176 138096 140166 142480 143760 147960 149604 150948 153440 155740 157248 160290 161730 163527 164126 167720 170976 172512 172620 184128 186888 187005 188685 191680 192348 196560 197280 199472 201264 207144 210249 213720 215640 218036 224406 226422 230160 233610 236736 240435 246189 249184 249340 251580 256464 258768 258930 262080 268352 272545 276192 280332 284960 287520 295920 299208 301896 306880 311480 320580 323460 327054 328252 335440 336609 341952 345024 345240 350415 373776 374010 377370 384696 393120 394560 398944 402528 410315 414288 420498 427440 431280 436072 448812 452844 460320 467220 480870 490581 492378 498368 498680 503160 512928 517536 517860 545090 552384 560664 561015 566055 569920 574441 575040 591840 598416 603792 622960 641160 646920 654108 656504 670880 673218 690480 700830 738567 747552 748020 754740 769392 786240 797888 805056 817635 820630 828576 840996 854880 862560 872144 897624 905688 920640 934440 961740 981162 984756 997360 1006320 1025856 1035072 1035720 1051245 1066819 1090180 1121328 1122030 1132110 1148882 1183680 1196832 1207584 1230945 1245920 1282320 1293840 1308216 1313008 1341760 1346436 1380960 1401660 1471743 1477134 1495104 1496040 1509480 1538784 1635270 1641260 1657152 1681992 1683045 1709760 1723323 1725120 1744288 1795248 1811376 1868880 1923480 1962324 1969512 1994720 2012640 2071440 2102490 2133638 2180360 2215701 2242656 2244060 2264220 2297764 2393664 2415168 2452905 2461890 2491840 2564640 2587680 2616432 2626016 2692872 2761920 2803320 2872205 2943486 2954268 2992080 3018960 3077568 3200457 3270540 3282520 3363984 3366090 3446646 3488576 3590496 3622752 3692835 3737760 3846960 3924648 3939024 3989440 4025280 4142880 4204980 4267276 4360720 4431402 4485312 4488120 4528440 4595528 4905810 4923780 5129280 5169969 5175360 5232864 5252032 5334095 5385744 5606640 5744410 5886972 5908536 5984160 6037920 6400914 6541080 6565040 6727968 6732180 6893292 7180992 7245504 7358715 7385670 7467733 7475520 7693920 7849296 7878048 8285760 8409960 8534552 8616615 8721440 8862804 8976240 9056880 9191056 9601371 9811620 9847560 10339938 10465728 10668190 10771488 11078505 11213280 11488820 11773944 11817072 11968320 12075840 12801828 13082160 13130080 13455936 13464360 13786584 14717430 14771340 14935466 15387840 15509907 15698592 15756096 16002285 16819920 17069104 17233230 17442880 17725608 17952480 18113760 18382112 19202742 19623240 19695120 20679876 21336380 21542976 22157010 22403199 22426560 22977640 23547888 23634144 25603656 25849845 26164320 26260160 26928720 27573168 28804113 29434860 29542680 29870932 31019814 31397184 32004570 33639840 34138208 34466460 35451216 35904960 36227520 36764224 37338665 38405484 39246480 39390240 41359752 42672760 44314020 44806398 45955280 47095776 47268288 48006855 51207312 51699690 52328640 53857440 55146336 57608226 58869720 59085360 59741864 62039628 64009140 67209597 67279680 68276416 68932920 70902432 74677330 76810968 77549535 78492960 78780480 82719504 85345520 88628040 89612796 91910560 94191552 96013710 102414624 103399380 107714880 110292672 112015995 115216452 117739440 118170720 119483728 124079256 128018280 134419194 137865840 141804864 144020565 149354660 153621936 155099070 156985920 165439008 170691040 177256080 179225592 183821120 192027420 201628791 204829248 206798760 224031990 230432904 235478880 236341440 238967456 248158512 256036560 268838388 275731680 288041130 298709320 307243872 310198140 330878016 336047985 341382080 354512160 358451184 384054840 403257582 413597520 448063980 460865808 470957760 477934912 496317024 512073120 537676776 551463360 576082260 597418640 614487744 620396280 672095970 709024320 716902368 768109680 806515164 827195040 896127960 921731616 992634048 1008143955 1024146240 1075353552 1152164520 1194837280 1240792560 1344191940 1433804736 1536219360 1613030328 1654390080 1792255920 1843463232 2016287910 2150707104 2304329040 2389674560 2481585120 2688383880 3072438720 3226060656 3584511840 4032575820 4301414208 4608658080 4963170240 5376767760 6452121312 7169023680 8065151640 9217316160 10753535520 12904242624 16130303280 21507071040 32260606560 64521213120
• Sum of all divisors σ(n): 282659328000
• Sum of proper divisors (its aliquot sum) s(n): 218138114880
• 64521213120 is an abundant number, because the sum of its proper divisors (218138114880) is greater than itself. Its abundance is 153616901760

Bases of 64521213120

• Binary: 111100000101110000111001010011000000₂
• Hexadecimal: 0xF05C394C0
• Base-36: TN29IO0

Squares and roots of 64521213120

• 64521213120 squared (64521213120²) is 4162986942476460134400
• 64521213120 cubed (64521213120³) is 268600967731300864914806243328000
• The square root of 64521213120 is 254010.2618399499
• The cube root of 64521213120 is 4010.8292619801

Scales and comparisons

• 64,521,213,120 seconds is equal to 2,051 years, 29 weeks, 6 days, 7 hours, 12 minutes.
• To count from 1 to 64,521,213,120 would take you about four thousand, one hundred three 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 64521213120 cubic inches would be around 334.2 feet tall.

Recreational maths with 64521213120

• 64521213120 backwards is 02131212546
• 64521213120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64521213120's digits is 27
• More coming soon!