21498418224

Names of 21498418224

• Cardinal: 21498418224 can be written as Twenty-one billion, four hundred ninety-eight million, four hundred eighteen thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 2.1498418224 × 10¹⁰

Factors of 21498418224

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 589

Divisors of 21498418224

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 36 38 41 48 54 57 72 76 82 108 114 123 144 152 164 171 193 216 228 246 304 328 331 342 369 386 432 456 492 513 579 656 662 684 738 772 779 912 984 993 1026 1107 1158 1324 1368 1476 1544 1558 1737 1968 1986 2052 2214 2316 2337 2648 2736 2952 2979 3088 3116 3474 3667 3972 4104 4428 4632 4674 5211 5296 5904 5958 6232 6289 6948 7011 7334 7913 7944 8208 8856 8937 9264 9348 10422 11001 11916 12464 12578 13571 13896 14022 14668 15826 15888 17712 17874 18696 18867 20844 21033 22002 23739 23832 25156 27142 27792 28044 29336 31652 33003 35748 37392 37734 40713 41688 42066 44004 47478 47664 50312 54284 56088 56601 58672 63304 63883 66006 71217 71496 75468 81426 83376 84132 88008 94956 99009 100624 108568 112176 113202 122139 126608 127766 132012 142434 142992 150347 150936 162852 168264 169803 176016 189912 191649 198018 213651 217136 226404 244278 255532 257849 264024 284868 300694 301872 325704 336528 339606 366417 379824 383298 396036 427302 451041 452808 488556 511064 515698 528048 569736 574947 601388 651408 679212 732834 766596 773547 792072 854604 902082 905616 977112 1022128 1031396 1139472 1149894 1202776 1213777 1353123 1358424 1465668 1533192 1547094 1584144 1709208 1724841 1804164 1954224 2062792 2299788 2320641 2405552 2427554 2619203 2706246 2716848 2931336 3066384 3094188 3418416 3449682 3608328 3641331 4059369 4125584 4599576 4641282 4855108 5238406 5412492 5862672 6188376 6899364 6961923 7216656 7282662 7857609 8118738 9199152 9282564 9710216 10476812 10824984 10923993 12376752 13798728 13923846 14565324 15715218 16237476 18565128 19420432 20953624 21649968 21847986 23572827 27597456 27847692 29130648 31430436 32474952 32771979 37130256 41907248 43695972 47145654 49764857 55695384 58261296 62860872 64949904 65543958 70718481 87391944 94291308 99529714 111390768 125721744 131087916 141436962 149294571 174783888 188582616 199059428 262175832 282873924 298589142 377165232 398118856 447883713 524351664 565747848 597178284 796237712 895767426 1131495696 1194356568 1343651139 1791534852 2388713136 2687302278 3583069704 5374604556 7166139408 10749209112 21498418224
• Sum of all divisors σ(n): 67087372800
• Sum of proper divisors (its aliquot sum) s(n): 45588954576
• 21498418224 is an abundant number, because the sum of its proper divisors (45588954576) is greater than itself. Its abundance is 24090536352

Bases of 21498418224

• Binary: 10100000001011001111101010000110000₂
• Hexadecimal: 0x50167D430
• Base-36: 9VJLPO0

Squares and roots of 21498418224

• 21498418224 squared (21498418224²) is 462181986134015314176
• 21498418224 cubed (21498418224³) is 9936181633508030136576403943424
• The square root of 21498418224 is 146623.3890755497
• The cube root of 21498418224 is 2780.5806899035

Scales and comparisons

• 21,498,418,224 seconds is equal to 683 years, 30 weeks, 2 days, 6 hours, 50 minutes, 24 seconds.
• To count from 1 to 21,498,418,224 would take you about one thousand, three hundred sixty-seven 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 21498418224 cubic inches would be around 231.7 feet tall.

Recreational maths with 21498418224

• 21498418224 backwards is 42281489412
• The number of decimal digits it has is: 11
• The sum of 21498418224's digits is 45
• More coming soon!