21315064342792

Names of 21315064342792

• Cardinal: 21315064342792 can be written as Twenty-one trillion, three hundred fifteen billion, sixty-four million, three hundred forty-two thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 2.1315064342792 × 10¹³

Factors of 21315064342792

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3605

Divisors of 21315064342792

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 8 11 22 44 79 88 121 158 191 242 316 382 484 521 632 764 869 968 1042 1528 1738 2084 2101 2801 3476 4168 4202 5602 5731 6952 8404 9559 11204 11462 15089 16808 19118 22408 22924 23111 30178 30811 38236 41159 45848 46222 60356 61622 63041 76472 82318 92444 99511 120712 123244 126082 164636 165979 184888 199022 221279 246488 252164 329272 331958 338921 398044 442558 452749 504328 534991 663916 677842 796088 885116 905498 1069982 1094621 1327832 1355684 1459321 1770232 1810996 1825769 2139964 2189242 2434069 2711368 2918642 3621992 3651538 4279928 4378484 4868138 4980239 5837284 5884901 7303076 7861369 8756968 9736276 9960478 11674568 11769802 12040831 14606152 15722738 16052531 19472552 19920956 23539604 24081662 26774759 31445476 32105062 39841912 42264289 47079208 48163324 53549518 62890952 64210124 64733911 84528578 86475059 96326648 107099036 115286359 128420248 129467822 169057156 172950118 176577841 214198072 230572718 258935644 278730311 338114312 345900236 353155682 461145436 464907179 517871288 557460622 691800472 706311364 922290872 929814358 951225649 1114921244 1268149949 1412622728 1859628716 1902451298 2229842488 2536299898 3066033421 3719257432 3804902596 5072599796 5113978969 6132066842 7609805192 10145199592 10227957938 12264133684 13949649439 20455915876 22019694569 24528267368 27899298878 33726367631 40911831752 44039389138 55798597756 67452735262 88078778276 111597195512 134905470524 176157556552 242216640259 269810941048 484433280518 968866561036 1937733122072 2664383042849 5328766085698 10657532171396 21315064342792
• Sum of all divisors σ(n): 44820092620800
• Sum of proper divisors (its aliquot sum) s(n): 23505028278008
• 21315064342792 is an abundant number, because the sum of its proper divisors (23505028278008) is greater than itself. Its abundance is 2189963935216

Bases of 21315064342792

• Binary: 100110110001011001100110101101010100100001000₂
• Hexadecimal: 0x1362CCD6A908
• Base-36: 7K006YYH4

Squares and roots of 21315064342792

• 21315064342792 squared (21315064342792²) is 454331967937362954882355264
• 21315064342792 cubed (21315064342792³) is 9684115129572203327731036952929221657088
• The square root of 21315064342792 is 4616824.0536966535
• The cube root of 21315064342792 is 27726.5318314505

Scales and comparisons

• 21,315,064,342,792 seconds is equal to 677,753 years, 5 weeks, 6 days, 14 hours, 19 minutes, 52 seconds.
• To count from 1 to 21,315,064,342,792 would take you about one million, six hundred ninety-four thousand, three hundred eighty-two 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 21315064342792 cubic inches would be around 2310.5 feet tall.

Recreational maths with 21315064342792

• 21315064342792 backwards is 29724346051312
• The number of decimal digits it has is: 14
• The sum of 21315064342792's digits is 49
• More coming soon!