420908022

Names of 420908022

• Cardinal: 420908022 can be written as Four hundred twenty million, nine hundred eight thousand and twenty-two.

Scientific notation

• Scientific notation: 4.20908022 × 10⁸

Factors of 420908022

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 740

Divisors of 420908022

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 18 27 54 71 142 213 311 353 426 622 639 706 933 1059 1278 1866 1917 2118 2799 3177 3834 5598 6354 8397 9531 16794 19062 22081 25063 44162 50126 66243 75189 109783 132486 150378 198729 219566 225567 329349 397458 451134 596187 658698 676701 988047 1192374 1353402 1976094 2964141 5928282 7794593 15589186 23383779 46767558 70151337 140302674 210454011 420908022
• Sum of all divisors σ(n): 954270720
• Sum of proper divisors (its aliquot sum) s(n): 533362698
• 420908022 is an abundant number, because the sum of its proper divisors (533362698) is greater than itself. Its abundance is 112454676

Bases of 420908022

• Binary: 11001000101101000101111110110₂
• Hexadecimal: 0x19168BF6
• Base-36: 6YLIPI

Squares and roots of 420908022

• 420908022 squared (420908022²) is 177163562983952484
• 420908022 cubed (420908022³) is 74569564866047857782426648
• The square root of 420908022 is 20516.0430395337
• The cube root of 420908022 is 749.4265376327

Scales and comparisons

• 420,908,022 seconds is equal to 13 years, 19 weeks, 6 days, 14 hours, 53 minutes, 42 seconds.
• To count from 1 to 420,908,022 would take you about twenty 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 420908022 cubic inches would be around 62.5 feet tall.

Recreational maths with 420908022

• 420908022 backwards is 220809024
• 420908022 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 420908022's digits is 27
• More coming soon!