20821354212340

Names of 20821354212340

• Cardinal: 20821354212340 can be written as Twenty trillion, eight hundred twenty-one billion, three hundred fifty-four million, two hundred twelve thousand, three hundred forty.

Scientific notation

• Scientific notation: 2.082135421234 × 10¹³

Factors of 20821354212340

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1661

Divisors of 20821354212340

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 10 11 20 22 29 44 55 58 110 116 121 145 220 242 290 319 484 521 580 605 638 1042 1093 1210 1276 1595 2084 2186 2420 2605 3190 3509 4372 5210 5465 5731 6380 7018 10420 10930 11462 12023 14036 15109 17545 21860 22924 24046 28655 30218 31697 35090 48092 57310 60115 60436 63041 63394 70180 75545 114620 120230 126082 126788 132253 151090 158485 166199 240460 252164 264506 271441 302180 315205 316970 332398 348667 529012 542882 569453 630410 633940 661265 664796 697334 830995 1085764 1138906 1260820 1322530 1357205 1394668 1661990 1743335 1828189 2277812 2645060 2714410 2847265 2985851 3323980 3486670 3656378 3835337 5428820 5694530 5971702 6263983 6973340 7312756 7670674 7871789 9140945 11389060 11943404 12527966 14929255 15341348 15743578 16514137 18281890 19176685 25055932 29858510 31319915 31487156 32844361 33028274 36563780 38353370 39358945 59717020 62639830 65688722 66056548 68903813 76706740 78717890 82570685 86589679 125279660 131377444 137807626 157435780 164221805 165141370 173179358 181655507 275615252 296685013 328443610 330282740 344519065 346358716 363311014 432948395 593370026 656887220 689038130 726622028 865896790 908277535 952486469 1186740052 1378076260 1483425065 1731793580 1816555070 1904972938 1998210577 2966850130 3263535143 3633110140 3809945876 3996421154 4762432345 5933700260 6527070286 7992842308 8603865377 9524864690 9991052885 13054140572 16317675715 17207730754 19049729380 19982105770 32635351430 34415461508 35898886573 39964211540 43019326885 65270702860 71797773146 86038653770 94642519147 143595546292 172077307540 179494432865 189285038294 358988865730 378570076588 473212595735 717977731460 946425191470 1041067710617 1892850382940 2082135421234 4164270842468 5205338553085 10410677106170 20821354212340
• Sum of all divisors σ(n): 49859662136760
• Sum of proper divisors (its aliquot sum) s(n): 29038307924420
• 20821354212340 is an abundant number, because the sum of its proper divisors (29038307924420) is greater than itself. Its abundance is 8216953712080

Bases of 20821354212340

• Binary: 100101110111111011001011010111110101111110100₂
• Hexadecimal: 0x12EFD96BEBF4
• Base-36: 7DP74PFQS

Squares and roots of 20821354212340

• 20821354212340 squared (20821354212340²) is 433528791235728661808275600
• 20821354212340 cubed (20821354212340³) is 9026656523566707446451010445531640904000
• The square root of 20821354212340 is 4563042.2102299251
• The cube root of 20821354212340 is 27510.7855048367

Scales and comparisons

• 20,821,354,212,340 seconds is equal to 662,054 years, 34 weeks, 1 day, 23 hours, 25 minutes, 40 seconds.
• To count from 1 to 20,821,354,212,340 would take you about one million, six hundred fifty-five thousand, one hundred thirty-six 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 20821354212340 cubic inches would be around 2292.6 feet tall.

Recreational maths with 20821354212340

• 20821354212340 backwards is 04321245312802
• The number of decimal digits it has is: 14
• The sum of 20821354212340's digits is 37
• More coming soon!