21000936264

Names of 21000936264

• Cardinal: 21000936264 can be written as Twenty-one billion, nine hundred thirty-six thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 2.1000936264 × 10¹⁰

Factors of 21000936264

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 195

Divisors of 21000936264

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 17 21 22 24 28 29 33 34 37 42 44 49 51 56 58 66 68 74 77 84 87 88 89 98 102 111 116 119 132 136 147 148 154 168 174 178 187 196 203 204 222 231 232 238 259 264 267 294 296 308 319 348 356 357 374 392 406 407 408 444 462 476 493 518 534 539 561 588 609 616 623 629 638 696 712 714 748 777 812 814 833 888 924 952 957 979 986 1036 1068 1073 1078 1122 1176 1218 1221 1246 1258 1276 1309 1421 1428 1479 1496 1513 1554 1617 1624 1628 1666 1813 1848 1869 1887 1914 1958 1972 2072 2136 2146 2156 2233 2244 2436 2442 2492 2499 2516 2552 2581 2618 2842 2849 2856 2937 2958 3026 3108 3219 3234 3256 3293 3332 3451 3626 3738 3774 3828 3916 3927 3944 4263 4292 4312 4361 4403 4466 4488 4539 4872 4884 4984 4998 5032 5162 5236 5423 5439 5684 5698 5874 5916 6052 6216 6438 6468 6586 6664 6699 6853 6902 6919 7252 7476 7511 7548 7656 7743 7832 7854 8526 8547 8584 8722 8806 8932 9078 9163 9768 9879 9996 10324 10353 10472 10591 10846 10878 11368 11396 11748 11803 11832 12104 12876 12936 13083 13172 13209 13398 13706 13804 13838 14504 14952 15022 15096 15486 15631 15708 16269 16643 17052 17094 17444 17612 17864 18067 18156 18241 18326 19758 19943 19992 20559 20648 20706 20757 21182 21692 21756 22533 22792 23051 23496 23606 24157 25752 26166 26344 26418 26796 27412 27489 27608 27676 28391 30044 30821 30972 31262 31416 31773 32538 33286 34104 34188 34888 35224 35409 36134 36223 36312 36482 36652 37961 39516 39886 41118 41412 41514 42364 43384 43512 43877 45066 46102 46893 47212 47971 48314 48433 49929 52332 52577 52836 53592 54201 54723 54824 54978 55352 55981 56782 59829 60088 61642 61944 62524 63546 65076 66572 68376 69153 70818 72268 72446 72471 72964 73304 74137 75922 79032 79772 82236 82621 82824 83028 84728 85173 87754 90132 92204 92463 93786 94424 95497 95942 96628 96866 99858 104664 105154 105672 108402 108669 109446 109956 111962 113564 113883 116501 119658 123284 125048 126469 127092 127687 130152 131631 133144 138306 141636 143913 144536 144892 144942 145299 145928 148274 151844 157731 159544 161357 164472 165242 166056 167943 170346 175508 180264 184408 184926 187572 190994 191884 193256 193732 198737 199716 200651 210308 216804 217338 218892 219912 222411 223924 227128 227766 233002 239316 246568 247863 252938 253561 254184 255374 263262 265727 276612 283272 286491 287826 289784 289884 290598 296548 303688 307139 315462 322714 330484 335886 339031 340692 349503 351016 369852 375144 379407 381988 383061 383768 387464 391867 397474 399432 401302 420616 433608 434676 437784 444822 447848 455532 466004 478632 482647 484071 495726 505876 507122 510748 526524 531454 553224 572982 575652 578347 579768 581196 593096 596211 601953 614278 615791 630924 645428 660968 668479 671772 678062 681384 699006 739704 758814 760683 763976 766122 783734 794948 797181 802604 815507 869352 889644 893809 911064 921417 932008 965294 968142 991452 1011752 1014244 1017093 1021496 1050467 1053048 1062908 1145964 1151304 1156694 1162392 1175601 1192422 1203906 1228556 1231582 1261848 1290856 1336958 1343544 1356124 1391159 1398012 1404557 1447941 1517628 1521366 1532244 1567468 1589896 1594362 1605208 1623449 1631014 1735041 1774927 1779288 1787618 1842834 1847373 1930588 1936284 1982904 2005437 2028488 2034186 2100934 2125816 2149973 2291928 2313388 2351202 2384844 2407812 2446521 2457112 2463164 2673916 2681427 2712248 2743069 2782318 2796024 2809114 2895882 3035256 3042732 3064488 3134936 3151401 3188724 3246898 3262028 3378529 3470082 3549854 3575236 3685668 3694746 3861176 3872568 4010874 4068372 4173477 4201868 4213671 4299946 4310537 4626776 4679353 4702404 4769688 4815624 4870347 4893042 4926328 5324781 5347832 5362854 5486138 5564636 5618228 5791764 6085464 6302802 6377448 6449919 6493796 6524056 6757058 6940164 7099708 7150472 7353269 7371336 7389492 8021748 8136744 8229207 8346954 8403736 8427342 8599892 8621074 9358706 9404808 9740694 9786084 9831899 10135587 10649562 10725708 10972276 11129272 11236456 11364143 11583528 12605604 12899838 12931611 12987592 13514116 13880328 14038059 14199416 14706538 14778984 16043496 16458414 16693908 16854684 17199784 17242148 17857939 18717412 19481388 19572168 19663798 20271174 21299124 21451416 21944552 22059807 22728286 23649703 25211208 25799676 25863222 27028232 28076118 29413076 29495697 30173759 32916828 33387816 33709368 34092429 34484296 35715878 37434824 38962776 39327596 40542348 42598248 44119614 45456572 47299406 51472883 51599352 51726444 53573817 56152236 58826152 58991394 60347518 65833656 68184858 70949109 71431756 78655192 79549001 81084696 88239228 90521277 90913144 94598812 102945766 103452888 107147634 112304472 117982788 120695036 125005573 136369716 141898218 142863512 154418649 159098002 176478456 181042554 189197624 205891532 214295268 235965576 238647003 241390072 250011146 272739432 283796436 308837298 318196004 362085108 375016719 411783064 428590536 477294006 500022292 567592872 617674596 636392008 724170216 750033438 875039011 954588012 1000044584 1235349192 1500066876 1750078022 1909176024 2625117033 3000133752 3500156044 5250234066 7000312088 10500468132 21000936264
• Sum of all divisors σ(n): 75792672000
• Sum of proper divisors (its aliquot sum) s(n): 54791735736
• 21000936264 is an abundant number, because the sum of its proper divisors (54791735736) is greater than itself. Its abundance is 33790799472

Bases of 21000936264

• Binary: 10011100011110000001101101101001000₂
• Hexadecimal: 0x4E3C0DB48
• Base-36: 9NBEY4O

Squares and roots of 21000936264

• 21000936264 squared (21000936264²) is 441039323964590277696
• 21000936264 cubed (21000936264³) is 9262238732498008214767756767744
• The square root of 21000936264 is 144916.9978435929
• The cube root of 21000936264 is 2758.9651770637

Scales and comparisons

• 21,000,936,264 seconds is equal to 667 years, 39 weeks, 5 days, 9 hours, 24 minutes, 24 seconds.
• To count from 1 to 21,000,936,264 would take you about one thousand, three hundred thirty-five 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 21000936264 cubic inches would be around 229.9 feet tall.

Recreational maths with 21000936264

• 21000936264 backwards is 46263900012
• 21000936264 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21000936264's digits is 33
• More coming soon!