421389835524

Names of 421389835524

• Cardinal: 421389835524 can be written as Four hundred twenty-one billion, three hundred eighty-nine million, eight hundred thirty-five thousand, five hundred twenty-four.

Scientific notation

• Scientific notation: 4.21389835524 × 10¹¹

Factors of 421389835524

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 88009604

Divisors of 421389835524

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 19 21 28 36 38 42 57 63 76 84 114 126 133 171 228 252 266 342 399 532 684 798 1197 1596 2394 4788 88009573 176019146 264028719 352038292 528057438 616067011 792086157 1056114876 1232134022 1584172314 1672181887 1848201033 2464268044 3168344628 3344363774 3696402066 5016545661 5544603099 6688727548 7392804132 10033091322 11089206198 11705273209 15049636983 20066182644 22178412396 23410546418 30099273966 35115819627 46821092836 60198547932 70231639254 105347458881 140463278508 210694917762 421389835524
• Sum of all divisors σ(n): 1281419397440
• Sum of proper divisors (its aliquot sum) s(n): 860029561916
• 421389835524 is an abundant number, because the sum of its proper divisors (860029561916) is greater than itself. Its abundance is 438639726392

Bases of 421389835524

• Binary: 110001000011100110010101001110100000100₂
• Hexadecimal: 0x621CCA9D04
• Base-36: 5DL0MM10

Squares and roots of 421389835524

• 421389835524 squared (421389835524²) is 177569393482943772354576
• 421389835524 cubed (421389835524³) is 74825937513874113731834878848757824
• The square root of 421389835524 is 649145.4656115223
• The cube root of 421389835524 is 7497.1238484279

Scales and comparisons

• 421,389,835,524 seconds is equal to 13,398 years, 46 weeks, 3 days, 4 hours, 5 minutes, 24 seconds.
• To count from 1 to 421,389,835,524 would take you about twenty-six thousand, seven hundred ninety-seven 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 421389835524 cubic inches would be around 624.8 feet tall.

Recreational maths with 421389835524

• 421389835524 backwards is 425538983124
• The number of decimal digits it has is: 12
• The sum of 421389835524's digits is 54
• More coming soon!