20509870680

Names of 20509870680

• Cardinal: 20509870680 can be written as Twenty billion, five hundred nine million, eight hundred seventy thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.050987068 × 10¹⁰

Factors of 20509870680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 245

Divisors of 20509870680

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 29 30 36 39 40 45 52 54 58 60 65 72 78 81 87 90 104 108 116 117 120 130 135 145 156 162 174 180 193 195 216 232 234 243 260 261 270 290 312 324 348 351 360 377 386 390 405 435 468 486 520 522 540 579 580 585 648 696 702 754 772 780 783 810 841 870 936 965 972 1044 1053 1080 1131 1158 1160 1170 1215 1305 1404 1508 1544 1560 1566 1620 1682 1737 1740 1755 1885 1930 1944 2088 2106 2262 2316 2340 2349 2430 2509 2523 2610 2808 2895 3016 3132 3159 3240 3364 3393 3474 3480 3510 3770 3860 3915 4205 4212 4524 4632 4680 4698 4860 5018 5046 5211 5220 5265 5597 5655 5790 6264 6318 6728 6786 6948 7020 7047 7527 7540 7569 7720 7830 8410 8424 8685 9048 9396 9720 10036 10092 10179 10422 10440 10530 10933 11194 11310 11580 11745 12545 12615 12636 13572 13896 14040 14094 15054 15080 15138 15633 15660 15795 16791 16820 16965 17370 18792 20072 20184 20358 20844 21060 21866 22388 22581 22620 22707 23160 23490 25090 25230 25272 26055 27144 27985 28188 30108 30276 30537 31266 31320 31590 32799 33582 33640 33930 34740 35235 37635 37845 40716 41688 42120 43732 44776 45162 45240 45414 46899 46980 50180 50373 50460 50895 52110 54665 55970 56376 60216 60552 61074 62532 63180 65598 67164 67743 67860 68121 69480 70470 72761 75270 75690 78165 81432 83955 87464 90324 90828 91611 93798 93960 98397 100360 100746 100920 101790 104220 109330 111940 112905 113535 122148 125064 126360 131196 134328 135486 135720 136242 140940 145522 150540 151119 151380 152685 156330 162313 163995 167910 180648 181656 183222 187596 196794 201492 203229 203580 204363 208440 218283 218660 223880 225810 227070 234495 244296 251865 262392 270972 272484 281880 291044 295191 301080 302238 302760 305370 312660 324626 327990 335820 338715 340605 363805 366444 375192 393588 402984 406458 407160 408726 436566 437320 451620 453357 454140 458055 468990 486939 491985 503730 541944 544968 582088 590382 604476 609687 610740 625320 649252 654849 655980 671640 677430 681210 727610 732888 755595 787176 811565 812916 817452 873132 885573 903240 906714 908280 916110 937980 973878 983970 1007460 1016145 1021815 1091415 1180764 1208952 1219374 1221480 1298504 1309698 1311960 1354860 1360071 1362420 1455220 1460817 1475955 1511190 1623130 1625832 1634904 1746264 1771146 1813428 1832220 1875960 1947756 1964547 1967940 2014920 2032290 2043630 2110069 2182830 2266785 2361528 2434695 2438748 2619396 2656719 2709720 2720142 2724840 2910440 2921634 2951910 3022380 3048435 3246260 3274245 3542292 3626856 3664440 3895512 3929094 3935880 4064580 4087260 4220138 4365660 4382451 4427865 4533570 4869390 4877496 5238792 5313438 5440284 5843268 5893641 5903820 6044760 6096870 6330207 6492520 6548490 6800355 7084584 7304085 7858188 8129160 8174520 8440276 8731320 8764902 8855730 9067140 9738780 9822735 10550345 10626876 10880568 11686536 11787282 11807640 12193740 12660414 13096980 13147353 13283595 13600710 14608170 15716376 16880552 17529804 17680923 17711460 18134280 18990621 19477560 19645470 21100690 21253752 21912255 23574564 24387480 25320828 26193960 26294706 26567190 27201420 29216340 29468205 31651035 35059608 35361846 35422920 37981242 39290940 39442059 42201380 43824510 47149128 50641656 52589412 53134380 54402840 56971863 58432680 58936410 63302070 65736765 70723692 75962484 78581880 78884118 84402760 87649020 88404615 94953105 105178824 106268760 113943726 117872820 126604140 131473530 141447384 151924968 157768236 170915589 175298040 176809230 189906210 197210295 227887452 235745640 253208280 262947060 284859315 315536472 341831178 353618460 379812420 394420590 455774904 512746767 525894120 569718630 683662356 707236920 759624840 788841180 854577945 1025493534 1139437260 1367324712 1577682360 1709155890 2050987068 2278874520 2563733835 3418311780 4101974136 5127467670 6836623560 10254935340 20509870680
• Sum of all divisors σ(n): 77498235360
• Sum of proper divisors (its aliquot sum) s(n): 56988364680
• 20509870680 is an abundant number, because the sum of its proper divisors (56988364680) is greater than itself. Its abundance is 36478494000

Bases of 20509870680

• Binary: 10011000110011110111100101001011000₂
• Hexadecimal: 0x4C67BCA58
• Base-36: 9F71PI0

Squares and roots of 20509870680

• 20509870680 squared (20509870680²) is 420654795310323662400
• 20509870680 cubed (20509870680³) is 8627575452736608784767978432000
• The square root of 20509870680 is 143212.6763942355
• The cube root of 20509870680 is 2737.2910285219

Scales and comparisons

• 20,509,870,680 seconds is equal to 652 years, 7 weeks, 5 days, 18 hours, 18 minutes.
• To count from 1 to 20,509,870,680 would take you about one thousand, three hundred four 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 20509870680 cubic inches would be around 228.1 feet tall.

Recreational maths with 20509870680

• 20509870680 backwards is 08607890502
• 20509870680 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20509870680's digits is 45
• More coming soon!