421843568490

Names of 421843568490

• Cardinal: 421843568490 can be written as Four hundred twenty-one billion, eight hundred forty-three million, five hundred sixty-eight thousand, four hundred ninety.

Scientific notation

• Scientific notation: 4.2184356849 × 10¹¹

Factors of 421843568490

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 17584

Divisors of 421843568490

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 173 270 346 405 519 810 865 1038 1557 1730 2595 3114 4671 5190 7785 9342 14013 15570 17401 23355 28026 29929 34802 46710 52203 59858 70065 87005 89787 104406 140130 149645 156609 174010 179574 261015 269361 299290 313218 448935 469827 522030 538722 783045 808083 897870 939654 1346805 1409481 1566090 1616166 2349135 2424249 2693610 2818962 3010373 4040415 4698270 4848498 6020746 7047405 8080830 9031119 12121245 14094810 15051865 18062238 24242490 27093357 30103730 45155595 54186714 81280071 90311190 135466785 162560142 243840213 270933570 406400355 487680426 520794529 812800710 1041589058 1219201065 1562383587 2438402130 2603972645 3124767174 4687150761 5207945290 7811917935 9374301522 14061452283 15623835870 23435753805 28122904566 42184356849 46871507610 70307261415 84368713698 140614522830 210921784245 421843568490
• Sum of all divisors σ(n): 1140950540268
• Sum of proper divisors (its aliquot sum) s(n): 719106971778
• 421843568490 is an abundant number, because the sum of its proper divisors (719106971778) is greater than itself. Its abundance is 297263403288

Bases of 421843568490

• Binary: 110001000110111110101100000011101101010₂
• Hexadecimal: 0x6237D6076A
• Base-36: 5DSIROMI

Squares and roots of 421843568490

• 421843568490 squared (421843568490²) is 177951996276377320880100
• 421843568490 cubed (421843568490³) is 75067905129146201329767171428049000
• The square root of 421843568490 is 649494.8563999565
• The cube root of 421843568490 is 7499.8137345741

Scales and comparisons

• 421,843,568,490 seconds is equal to 13,413 years, 16 weeks, 4 days, 17 hours, 1 minute, 30 seconds.
• To count from 1 to 421,843,568,490 would take you about twenty-six thousand, eight hundred twenty-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 421843568490 cubic inches would be around 625 feet tall.

Recreational maths with 421843568490

• 421843568490 backwards is 094865348124
• 421843568490 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 421843568490's digits is 54
• More coming soon!