21324129435

Names of 21324129435

• Cardinal: 21324129435 can be written as Twenty-one billion, three hundred twenty-four million, one hundred twenty-nine thousand, four hundred thirty-five.

Scientific notation

• Scientific notation: 2.1324129435 × 10¹⁰

Factors of 21324129435

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 448

Divisors of 21324129435

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 5 7 9 15 17 21 35 45 49 51 63 85 105 109 119 147 153 245 255 289 307 315 327 357 441 545 595 735 763 765 833 867 921 981 1071 1445 1535 1635 1785 1853 2023 2149 2205 2289 2499 2601 2763 3815 4165 4335 4605 4905 5219 5341 5355 5559 6069 6447 6867 7497 9265 10115 10745 11445 12495 12971 13005 13815 14161 15043 15657 16023 16677 18207 19341 26095 26705 27795 30345 31501 32235 33463 34335 36533 37485 38913 42483 45129 46971 48069 64855 70805 75215 78285 80115 83385 88723 90797 91035 94503 96705 100389 109599 116739 127449 135387 157505 167315 182665 194565 212415 220507 225645 234241 234855 240345 255731 266169 272391 283509 301167 328797 443615 453985 472515 501945 547995 568871 583695 621061 637245 661521 676935 702723 767193 798507 817173 1102535 1171205 1278655 1330845 1361955 1417545 1505835 1543549 1639687 1643985 1706613 1863183 1984563 2108169 2301579 2844355 3105305 3307605 3513615 3835965 3982097 3992535 4085865 4347427 4630647 4919061 5119839 5589549 7717745 8198435 8533065 9315915 9670807 9922815 10540845 11507895 11946291 13042281 13891941 14757183 19910485 21737135 23153235 24595305 25599195 27874679 27947745 29012421 35838873 39126843 48354035 59731455 65211405 67695649 69459705 73785915 83624037 87037263 139373395 145062105 179194365 195634215 203086947 250872111 338478245 418120185 435186315 473869543 609260841 1015434735 1254360555 1421608629 2369347715 3046304205 4264825887 7108043145 21324129435
• Sum of all divisors σ(n): 46243557360
• Sum of proper divisors (its aliquot sum) s(n): 24919427925
• 21324129435 is an abundant number, because the sum of its proper divisors (24919427925) is greater than itself. Its abundance is 3595298490

Bases of 21324129435

• Binary: 10011110111000001000110010010011011₂
• Hexadecimal: 0x4F704649B
• Base-36: 9SNU3KR

Squares and roots of 21324129435

• 21324129435 squared (21324129435²) is 454718496160633419225
• 21324129435 cubed (21324129435³) is 9696476068617897583140517387875
• The square root of 21324129435 is 146027.8378768925
• The cube root of 21324129435 is 2773.0461883625

Scales and comparisons

• 21,324,129,435 seconds is equal to 678 years, 2 weeks, 1 day, 1 hour, 17 minutes, 15 seconds.
• To count from 1 to 21,324,129,435 would take you about one thousand, three hundred fifty-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 21324129435 cubic inches would be around 231.1 feet tall.

Recreational maths with 21324129435

• 21324129435 backwards is 53492142312
• The number of decimal digits it has is: 11
• The sum of 21324129435's digits is 36
• More coming soon!