21828634464

Names of 21828634464

• Cardinal: 21828634464 can be written as Twenty-one billion, eight hundred twenty-eight million, six hundred thirty-four thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 2.1828634464 × 10¹⁰

Factors of 21828634464

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1243

Divisors of 21828634464

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 49 52 56 78 84 91 96 98 104 112 147 156 168 182 196 208 224 273 294 312 336 364 392 416 491 546 588 624 637 672 727 728 784 982 1092 1176 1248 1274 1454 1456 1473 1568 1911 1964 2181 2184 2352 2548 2908 2912 2946 3437 3822 3928 4362 4368 4704 5089 5096 5816 5892 6383 6874 7644 7856 8724 8736 9451 10178 10192 10311 11632 11784 12766 13748 15267 15288 15712 17448 18902 19149 20356 20384 20622 23264 23568 24059 25532 27496 28353 30534 30576 34896 35623 37804 38298 40712 41244 44681 47136 48118 51064 54992 56706 61068 61152 66157 69792 71246 72177 75608 76596 81424 82488 89362 96236 102128 106869 109984 113412 122136 132314 134043 142492 144354 151216 153192 162848 164976 178724 192472 198471 204256 213738 226824 244272 264628 268086 284984 288708 302432 306384 312767 329952 356957 357448 384944 396942 427476 453648 463099 488544 529256 536172 569968 577416 612768 625534 713914 714896 769888 793884 854952 907296 926198 938301 1058512 1070871 1072344 1139936 1154832 1251068 1389297 1427828 1429792 1587768 1709904 1852396 1876602 2117024 2141742 2144688 2309664 2498699 2502136 2778594 2855656 3175536 3419808 3704792 3753204 4283484 4289376 4640441 4997398 5004272 5557188 5711312 6351072 7409584 7496097 7506408 8566968 9280882 9994796 10008544 11114376 11422624 13921323 14819168 14992194 15012816 17133936 17490893 18561764 19989592 22228752 27842646 29984388 30025632 32483087 34267872 34981786 37123528 39979184 44457504 52472679 55685292 59968776 64966174 69963572 74247056 79958368 97449261 104945358 111370584 119937552 129932348 139927144 148494112 194898522 209890716 222741168 227381609 239875104 259864696 279854288 389797044 419781432 445482336 454763218 519729392 559708576 682144827 779594088 839562864 909526436 1039458784 1364289654 1559188176 1679125728 1819052872 2728579308 3118376352 3638105744 5457158616 7276211488 10914317232 21828634464
• Sum of all divisors σ(n): 72027760896
• Sum of proper divisors (its aliquot sum) s(n): 50199126432
• 21828634464 is an abundant number, because the sum of its proper divisors (50199126432) is greater than itself. Its abundance is 28370491968

Bases of 21828634464

• Binary: 10100010101000101101000011101100000₂
• Hexadecimal: 0x515168760
• Base-36: A107E5C

Squares and roots of 21828634464

• 21828634464 squared (21828634464²) is 476489282562928567296
• 21828634464 cubed (21828634464³) is 10401110375079776772847608889344
• The square root of 21828634464 is 147745.1673118279
• The cube root of 21828634464 is 2794.7450103667

Scales and comparisons

• 21,828,634,464 seconds is equal to 694 years, 4 weeks, 2 days, 5 hours, 34 minutes, 24 seconds.
• To count from 1 to 21,828,634,464 would take you about one thousand, three hundred eighty-eight 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 21828634464 cubic inches would be around 232.9 feet tall.

Recreational maths with 21828634464

• 21828634464 backwards is 46443682812
• 21828634464 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21828634464's digits is 48
• More coming soon!