421840396656

Names of 421840396656

• Cardinal: 421840396656 can be written as Four hundred twenty-one billion, eight hundred forty million, three hundred ninety-six thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 4.21840396656 × 10¹¹

Factors of 421840396656

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1489590

Divisors of 421840396656

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 144 168 252 281 336 504 562 843 1008 1124 1686 1967 2248 2529 3372 3934 4496 5058 5901 6744 7868 10116 11802 13488 15736 17703 20232 23604 31472 35406 40464 47208 70812 94416 141624 283248 1489297 2978594 4467891 5957188 8935782 10425079 11914376 13403673 17871564 20850158 23828752 26807346 31275237 35743128 41700316 53614692 62550474 71486256 83400632 93825711 107229384 125100948 166801264 187651422 214458768 250201896 375302844 418492457 500403792 750605688 836984914 1255477371 1501211376 1673969828 2510954742 2929447199 3347939656 3766432113 5021909484 5858894398 6695879312 7532864226 8788341597 10043818968 11717788796 15065728452 17576683194 20087637936 23435577592 26365024791 30131456904 35153366388 46871155184 52730049582 60262913808 70306732776 105460099164 140613465552 210920198328 421840396656
• Sum of all divisors σ(n): 1354022084064
• Sum of proper divisors (its aliquot sum) s(n): 932181687408
• 421840396656 is an abundant number, because the sum of its proper divisors (932181687408) is greater than itself. Its abundance is 510341290752

Bases of 421840396656

• Binary: 110001000110111101001011010000101110000₂
• Hexadecimal: 0x6237A5A170
• Base-36: 5DSGVP80

Squares and roots of 421840396656

• 421840396656 squared (421840396656²) is 177949320250891415982336
• 421840396656 cubed (421840396656³) is 75066211839301608355574116129468416
• The square root of 421840396656 is 649492.4146254519
• The cube root of 421840396656 is 7499.7949375399

Scales and comparisons

• 421,840,396,656 seconds is equal to 13,413 years, 11 weeks, 2 days, 23 hours, 57 minutes, 36 seconds.
• To count from 1 to 421,840,396,656 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 421840396656 cubic inches would be around 625 feet tall.

Recreational maths with 421840396656

• 421840396656 backwards is 656693048124
• The number of decimal digits it has is: 12
• The sum of 421840396656's digits is 54
• More coming soon!