21224645442

Names of 21224645442

• Cardinal: 21224645442 can be written as Twenty-one billion, two hundred twenty-four million, six hundred forty-five thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 2.1224645442 × 10¹⁰

Factors of 21224645442

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 183

Divisors of 21224645442

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 6 7 9 11 13 14 18 21 22 26 31 33 37 39 42 62 63 66 74 77 78 79 91 93 99 111 117 126 143 154 158 169 182 186 198 217 222 231 234 237 259 273 279 286 333 338 341 403 407 429 434 462 474 481 507 518 546 553 558 651 666 682 693 711 777 806 814 819 858 869 962 1001 1014 1023 1027 1106 1147 1183 1209 1221 1287 1302 1386 1422 1443 1521 1554 1638 1659 1738 1859 1953 2002 2046 2054 2294 2331 2366 2387 2418 2442 2449 2574 2607 2821 2849 2886 2923 3003 3042 3069 3081 3318 3367 3441 3549 3627 3663 3718 3906 4329 4433 4662 4774 4898 4977 5214 5239 5291 5577 5642 5698 5846 6006 6083 6138 6162 6253 6734 6882 7098 7161 7189 7254 7326 7347 7821 8029 8463 8547 8658 8769 8866 9009 9243 9954 10101 10323 10478 10582 10647 11154 11297 12166 12506 12617 13013 13299 13351 14322 14378 14694 14911 15642 15717 15873 16058 16731 16926 17094 17143 17538 18018 18249 18486 18759 20202 20461 20646 21294 21483 21567 22041 22594 24087 25234 25389 25641 26026 26307 26598 26702 26939 29822 30303 31031 31434 31746 31837 32153 33462 33891 34286 36498 36673 37037 37518 37851 37999 39039 39897 40053 40922 42966 43134 43771 44082 44733 47151 47619 48174 50778 51282 51429 52614 53878 54747 56277 57629 60606 61383 62062 63674 64306 64701 67782 68783 72261 73346 74074 75702 75998 78078 79079 79794 80106 80817 87542 88319 89466 90613 93093 93457 94302 95238 95511 96459 101673 102858 104377 109494 110019 111111 112554 113553 113997 115258 117117 120159 122766 129402 131313 134199 137566 144522 146861 154287 158158 161634 164021 172887 176638 181226 184149 186186 186914 188573 191022 192918 193843 203346 206349 208754 220038 222222 222859 225071 227106 227994 234234 237237 240318 242451 262626 264957 265993 268398 271839 279279 280371 286533 289377 293722 308574 313131 328042 330057 333333 341991 345774 350207 368298 377146 387686 393939 403403 412698 413881 417989 440583 445718 450142 474474 481481 484902 492063 493987 518661 529914 531986 543678 558558 560742 565719 573066 578754 581529 619047 626262 634291 660114 666666 668577 675213 683982 700414 711711 787878 794871 797979 806806 815517 827762 835978 841113 881166 939393 962962 984126 987974 996743 1028027 1037322 1050621 1131438 1148147 1163058 1177969 1210209 1238094 1241643 1253967 1268582 1321749 1337154 1350426 1356901 1423422 1444443 1476189 1481961 1589742 1595958 1631034 1682226 1697157 1744587 1878786 1902873 1993486 2005731 2025639 2056054 2101242 2132273 2296294 2355938 2393937 2420418 2451449 2483286 2507934 2643498 2713802 2888886 2897167 2925923 2952378 2963922 2990229 3084081 3151863 3394314 3444441 3457909 3489174 3533907 3630627 3724929 3761901 3805746 4011462 4051278 4070703 4264546 4333329 4445883 4552691 4787874 4902898 5433857 5708619 5794334 5851846 5980458 6168162 6303726 6396819 6888882 6915818 6977201 7067814 7261254 7354347 7449858 7523802 8141406 8245783 8666658 8691501 8777769 8891766 8970687 9105382 9252243 10333323 10373727 10601721 10867714 11417238 12212109 12793638 12957659 13658073 13954402 14708694 14925911 15313597 16301571 16491566 17383002 17555538 17941374 18504486 19190457 20666646 20747454 20931603 21203442 22063041 24424218 24737349 25915318 26074503 26333307 27316146 29851822 30627194 31121181 31868837 32603142 38036999 38380914 38872977 40974219 41863206 44126082 44777733 45940791 48904713 49474698 52149006 52666614 62242362 62794809 63737674 74212047 76073998 77745954 81948438 89555466 90703613 91881582 95606511 97809426 107195179 114110997 116618931 125589618 134333199 137822373 148424094 168449567 181407226 191213022 214390358 228221994 233237862 268666398 272110839 275644746 286819533 321585537 336899134 342332991 505348701 544221678 573639066 643171074 684665982 816332517 964756611 1010697402 1179146969 1516046103 1632665034 1929513222 2358293938 3032092206 3537440907 7074881814 10612322721 21224645442
• Sum of all divisors σ(n): 66651586560
• Sum of proper divisors (its aliquot sum) s(n): 45426941118
• 21224645442 is an abundant number, because the sum of its proper divisors (45426941118) is greater than itself. Its abundance is 24202295676

Bases of 21224645442

• Binary: 10011110001000101100110001101000010₂
• Hexadecimal: 0x4F1166342
• Base-36: 9R0LT8I

Squares and roots of 21224645442

• 21224645442 squared (21224645442²) is 450485574138611375364
• 21224645442 cubed (21224645442³) is 9561396587827831004328873690888
• The square root of 21224645442 is 145686.8059983471
• The cube root of 21224645442 is 2768.7270775111

Scales and comparisons

• 21,224,645,442 seconds is equal to 674 years, 45 weeks, 4 days, 14 hours, 50 minutes, 42 seconds.
• To count from 1 to 21,224,645,442 would take you about one thousand, three hundred forty-nine 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 21224645442 cubic inches would be around 230.7 feet tall.

Recreational maths with 21224645442

• 21224645442 backwards is 24454642212
• The number of decimal digits it has is: 11
• The sum of 21224645442's digits is 36
• More coming soon!