821416138040970732

Names of 821416138040970732

• Cardinal: 821416138040970732 can be written as Eight hundred twenty-one quadrillion, four hundred sixteen trillion, one hundred thirty-eight billion, forty million, nine hundred seventy thousand, seven hundred thirty-two.

Scientific notation

• Scientific notation: 8.21416138040970732 × 10¹⁷

Factors of 821416138040970732

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8482475

Divisors of 821416138040970732

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 12 13 19 26 38 39 52 57 76 78 114 156 228 247 361 494 722 741 988 1083 1444 1482 2166 2964 4332 4693 9386 14079 18772 28158 56316 2396741 4793482 6085697 7190223 9586964 12171394 14380446 18257091 24342788 28760892 31157633 36514182 45538079 62315266 73028364 79114061 91076158 93472899 115628243 124630532 136614237 158228122 182152316 186945798 231256486 237342183 273228474 316456244 346884729 373891596 462512972 474684366 546456948 591995027 693769458 865223501 949368732 1183990054 1387538916 1503167159 1730447002 1775985081 2196936617 2367980108 2595670503 3006334318 3460894004 3551970162 4393873234 4509501477 5191341006 6012668636 6590809851 7103940324 8787746468 9019002954 10382682012 11247905513 13181619702 18038005908 22495811026 26363239404 28560176021 33743716539 44991622052 57120352042 67487433078 85680528063 114240704084 134974866156 171361056126 342722112252 14585839513477 29171679026954 43757518540431 58343358053908 87515037080862 175030074161724 189615913675201 277130950756063 379231827350402 554261901512126 568847741025603 758463654700804 831392852268189 1108523803024252 1137695482051206 1662785704536378 2275390964102412 3325571409072756 3602702359828819 5265488064365197 7205404719657638 10530976128730394 10808107079486457 14410809439315276 15796464193095591 21061952257460788 21616214158972914 31592928386191182 43232428317945828 63185856772382364 68451344836747561 136902689673495122 205354034510242683 273805379346990244 410708069020485366 821416138040970732
• Sum of all divisors σ(n): 2178425569886046432
• Sum of proper divisors (its aliquot sum) s(n): 1357009431845075700
• 821416138040970732 is an abundant number, because the sum of its proper divisors (1357009431845075700) is greater than itself. Its abundance is 535593293804104968

Bases of 821416138040970732

• Binary: 101101100110010000011010000000100000101101001000110111101100₂
• Hexadecimal: 0xB6641A020B48DEC
• Base-36: 68NZPWE5EBCC

Squares and roots of 821416138040970732

• 821416138040970732 squared (821416138040970732²) is 674724471834143084902624632880615824
• 821416138040970732 cubed (821416138040970732³) is 554229569895735544849478256785661945142117810920063168
• The square root of 821416138040970732 is 906320107.9315027159
• The cube root of 821416138040970732 is 936528.6700238681

Scales and comparisons

• 821,416,138,040,970,732 seconds is equal to 26,118,492,382 years, 39 weeks, 5 days, 1 hour, 12 minutes, 12 seconds.
• To count from 1 to 821,416,138,040,970,732 would take you about seventy-eight billion, three hundred fifty-five million, four hundred seventy-seven thousand, one hundred forty-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 821416138040970732 cubic inches would be around 78044.1 feet tall.

Recreational maths with 821416138040970732

• 821416138040970732 backwards is 237079040831614128
• The number of decimal digits it has is: 18
• The sum of 821416138040970732's digits is 66
• More coming soon!