21329564760

Names of 21329564760

• Cardinal: 21329564760 can be written as Twenty-one billion, three hundred twenty-nine million, five hundred sixty-four thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 2.132956476 × 10¹⁰

Factors of 21329564760

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1163

Divisors of 21329564760

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 17 18 20 21 24 27 28 30 34 35 36 40 42 45 49 51 54 56 60 63 68 70 72 81 84 85 90 98 102 105 108 119 120 126 135 136 140 147 153 162 168 170 180 189 196 204 210 216 238 245 252 255 270 280 294 306 315 324 340 343 357 360 378 392 405 408 420 441 459 476 490 504 510 540 567 588 595 612 630 648 680 686 714 735 756 765 810 833 840 882 918 945 952 980 1020 1029 1071 1080 1129 1134 1176 1190 1224 1260 1323 1372 1377 1428 1470 1512 1530 1620 1666 1715 1764 1785 1836 1890 1960 2040 2058 2142 2205 2258 2268 2295 2380 2499 2520 2646 2744 2754 2835 2856 2940 3060 3087 3213 3240 3332 3387 3430 3528 3570 3672 3780 3969 4116 4165 4284 4410 4516 4536 4590 4760 4998 5145 5292 5355 5508 5645 5670 5831 5880 6120 6174 6426 6615 6664 6774 6860 6885 7140 7497 7560 7903 7938 8232 8330 8568 8820 9032 9180 9261 9639 9996 10161 10290 10584 10710 11016 11290 11340 11662 12348 12495 12852 13230 13548 13720 13770 14280 14994 15435 15806 15876 16065 16660 16935 17493 17640 18360 18522 19193 19278 19845 19992 20322 20580 21420 22491 22580 22680 23324 23709 24696 24990 25704 26460 27096 27540 27783 29155 29988 30483 30870 31612 31752 32130 33320 33870 34986 37044 37485 38386 38556 39515 39690 40644 41160 42840 44982 45160 46305 46648 47418 48195 49980 50805 52479 52920 55080 55321 55566 57579 58310 59976 60966 61740 63224 64260 67473 67740 69972 71127 74088 74970 76772 77112 79030 79380 81288 87465 89964 91449 92610 94836 95965 96390 99960 101610 104958 110642 111132 112455 115158 116620 118545 121932 123480 128520 134351 134946 135480 138915 139944 142254 149940 152415 153544 157437 158060 158760 165963 172737 174930 179928 182898 185220 189672 191930 192780 203220 209916 213381 221284 222264 224910 230316 233240 237090 243864 262395 268702 269892 276605 277830 284508 287895 299880 304830 314874 316120 331926 337365 345474 349860 355635 365796 370440 383860 385560 387247 403053 406440 419832 426762 442568 449820 457245 460632 472311 474180 497889 518211 524790 537404 539784 553210 555660 569016 575790 609660 629748 640143 663852 671755 674730 690948 699720 711270 731592 767720 774494 787185 806106 829815 853524 863685 899640 914490 940457 944622 948360 995778 1036422 1049580 1066905 1074808 1106420 1111320 1151580 1161741 1209159 1219320 1259496 1280286 1327704 1343510 1349460 1381896 1422540 1493667 1548988 1554633 1574370 1612212 1659630 1707048 1727370 1828980 1880914 1889244 1936235 1991556 2015265 2072844 2099160 2133810 2212840 2303160 2323482 2361555 2418318 2489445 2560572 2591055 2687020 2698920 2821371 2845080 2987334 3097976 3109266 3148740 3200715 3224424 3319260 3454740 3485223 3627477 3657960 3761828 3778488 3872470 3983112 4030530 4145688 4267620 4481001 4646964 4702285 4723110 4836636 4978890 5121144 5182110 5374040 5642742 5808705 5974668 6045795 6218532 6297480 6401430 6583199 6638520 6909480 6970446 7254954 7468335 7523656 7744940 7773165 8061060 8464113 8535240 8962002 9293928 9404570 9446220 9673272 9957780 10364220 10455669 10882431 11285484 11617410 11949336 12091590 12437064 12802860 13166398 13940892 14106855 14509908 14936670 15489880 15546330 16122120 16928226 17426115 17924004 18137385 18809140 18892440 19749597 19915560 20728440 20911338 21764862 22405005 22570968 23234820 24183180 25392339 25605720 26332796 27881784 28213710 29019816 29873340 31092660 31367007 32915995 33856452 34852230 35848008 36274770 37618280 39499194 41822676 42320565 43529724 44810010 46469640 48366360 50784678 52278345 52665592 54412155 56427420 59248791 59746680 62185320 62734014 65831990 67712904 69704460 72549540 76177017 78998388 83645352 84641130 87059448 89620020 98747985 101569356 104556690 108824310 112854840 118497582 125468028 126961695 131663980 139408920 145099080 152354034 156835035 157996776 169282260 177746373 179240040 197495970 203138712 209113380 217648620 236995164 250936056 253923390 263327960 296243955 304708068 313670070 338564520 355492746 380885085 394991940 418226760 435297240 473990328 507846780 533239119 592487910 609416136 627340140 710985492 761770170 789983880 888731865 1015693560 1066478238 1184975820 1254680280 1421970984 1523540340 1777463730 2132956476 2369951640 2666195595 3047080680 3554927460 4265912952 5332391190 7109854920 10664782380 21329564760
• Sum of all divisors σ(n): 88601040000
• Sum of proper divisors (its aliquot sum) s(n): 67271475240
• 21329564760 is an abundant number, because the sum of its proper divisors (67271475240) is greater than itself. Its abundance is 45941910480

Bases of 21329564760

• Binary: 10011110111010101110101010001011000₂
• Hexadecimal: 0x4F7575458
• Base-36: 9SR2LI0

Squares and roots of 21329564760

• 21329564760 squared (21329564760²) is 454950332851033857600
• 21329564760 cubed (21329564760³) is 9703892587129682098631818176000
• The square root of 21329564760 is 146046.4472693533
• The cube root of 21329564760 is 2773.2817763597

Scales and comparisons

• 21,329,564,760 seconds is equal to 678 years, 11 weeks, 23 hours, 6 minutes.
• To count from 1 to 21,329,564,760 would take you about one thousand, three 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 21329564760 cubic inches would be around 231.1 feet tall.

Recreational maths with 21329564760

• 21329564760 backwards is 06746592312
• 21329564760 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21329564760's digits is 45
• More coming soon!