21364782243441

Names of 21364782243441

• Cardinal: 21364782243441 can be written as Twenty-one trillion, three hundred sixty-four billion, seven hundred eighty-two million, two hundred forty-three thousand, four hundred forty-one.

Scientific notation

• Scientific notation: 2.1364782243441 × 10¹³

Factors of 21364782243441

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3630

Divisors of 21364782243441

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 13 17 19 21 39 51 57 91 119 133 221 247 273 323 357 361 399 663 741 969 1083 1547 1729 2261 2527 3571 4199 4641 4693 5187 6137 6783 7581 10713 12597 14079 18411 24997 29393 32851 42959 46423 60707 67849 74991 79781 88179 98553 128877 139269 182121 203547 239343 324961 424949 474943 558467 789191 882037 974883 1153433 1274847 1289131 1424829 1675401 2367573 2646111 3460299 3867393 5524337 6174259 8074031 9023917 12752041 14994629 16573011 16758703 18522777 21915227 24222093 27071751 38256123 44983887 50276109 65745681 89264287 104962403 117310921 153406589 165776533 216784697 242288779 267792861 284897951 314887209 351932763 460219767 497329599 650354091 726866337 854693853 1160435731 1517492879 1696021453 1994285657 2818201061 3149754127 3481307193 4118909243 4552478637 4603486801 5088064359 5982856971 8454603183 9449262381 12356727729 13810460403 19727407427 22048278889 28832364701 32224407607 53545820159 59182222281 59845328413 66144836667 78259275617 86497094103 96673222821 160637460477 179535985239 234777826851 374820741113 418917298891 547814929319 1017370583021 1124462223339 1256751896673 1643444787957 3052111749063 7121594081147 21364782243441
• Sum of all divisors σ(n): 39190141291392
• Sum of proper divisors (its aliquot sum) s(n): 17825359047951
• 21364782243441 is a deficient number, because the sum of its proper divisors (17825359047951) is less than itself. Its deficiency is 3539423195490

Bases of 21364782243441

• Binary: 100110110111001100000010000011001111001110001₂
• Hexadecimal: 0x136E60419E71
• Base-36: 7KMUFQ44X

Squares and roots of 21364782243441

• 21364782243441 squared (21364782243441²) is 456453920309651848987520481
• 21364782243441 cubed (21364782243441³) is 9752038611580683063617251566471115415121
• The square root of 21364782243441 is 4622205.3441448271
• The cube root of 21364782243441 is 27748.0726928941

Scales and comparisons

• 21,364,782,243,441 seconds is equal to 679,333 years, 51 weeks, 3 days, 6 hours, 17 minutes, 21 seconds.
• To count from 1 to 21,364,782,243,441 would take you about one million, six hundred ninety-eight thousand, three hundred thirty-four 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 21364782243441 cubic inches would be around 2312.3 feet tall.

Recreational maths with 21364782243441

• 21364782243441 backwards is 14434228746312
• 21364782243441 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21364782243441's digits is 51
• More coming soon!