21023775504

Names of 21023775504

• Cardinal: 21023775504 can be written as Twenty-one billion, twenty-three million, seven hundred seventy-five thousand, five hundred four.

Scientific notation

• Scientific notation: 2.1023775504 × 10¹⁰

Factors of 21023775504

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 19323

Divisors of 21023775504

• Number of divisors d(n): 150
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 29 36 48 54 58 72 81 87 108 116 144 162 174 216 232 261 324 348 432 464 522 648 696 783 841 1044 1296 1392 1566 1682 2088 2349 2523 3132 3364 4176 4698 5046 6264 6728 7569 9396 10092 12528 13456 15138 18792 19289 20184 22707 30276 37584 38578 40368 45414 57867 60552 68121 77156 90828 115734 121104 136242 154312 173601 181656 231468 272484 308624 347202 363312 462936 520803 544968 559381 694404 925872 1041606 1089936 1118762 1388808 1562409 1678143 2083212 2237524 2777616 3124818 3356286 4166424 4475048 5034429 6249636 6712572 8332848 8950096 10068858 12499272 13425144 15103287 16222049 20137716 24998544 26850288 30206574 32444098 40275432 45309861 48666147 60413148 64888196 80550864 90619722 97332294 120826296 129776392 145998441 181239444 194664588 241652592 259552784 291996882 362478888 389329176 437995323 583993764 724957776 778658352 875990646 1167987528 1313985969 1751981292 2335975056 2627971938 3503962584 5255943876 7007925168 10511887752 21023775504
• Sum of all divisors σ(n): 63022764090
• Sum of proper divisors (its aliquot sum) s(n): 41998988586
• 21023775504 is an abundant number, because the sum of its proper divisors (41998988586) is greater than itself. Its abundance is 20975213082

Bases of 21023775504

• Binary: 10011100101000111010101101100010000₂
• Hexadecimal: 0x4E51D5B10
• Base-36: 9NP0H00

Squares and roots of 21023775504

• 21023775504 squared (21023775504²) is 441999136442590454016
• 21023775504 cubed (21023775504³) is 9292490617530886889445819224064
• The square root of 21023775504 is 144995.7775385201
• The cube root of 21023775504 is 2759.9649712003

Scales and comparisons

• 21,023,775,504 seconds is equal to 668 years, 25 weeks, 3 days, 17 hours, 38 minutes, 24 seconds.
• To count from 1 to 21,023,775,504 would take you about one thousand, three 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 21023775504 cubic inches would be around 230 feet tall.

Recreational maths with 21023775504

• 21023775504 backwards is 40557732012
• 21023775504 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21023775504's digits is 36
• More coming soon!