420890665055

Names of 420890665055

• Cardinal: 420890665055 can be written as Four hundred twenty billion, eight hundred ninety million, six hundred sixty-five thousand and fifty-five.

Scientific notation

• Scientific notation: 4.20890665055 × 10¹¹

Factors of 420890665055

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3528

Divisors of 420890665055

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 7 17 35 85 119 307 595 1103 1535 2089 2149 5219 5515 7721 10445 10745 14623 18751 26095 35513 36533 38605 73115 93755 131257 177565 182665 248591 338621 641323 656285 1242955 1693105 2304167 2370347 3206615 4489261 5756557 10902491 11520835 11851735 16129169 22446305 28782785 39170839 40295899 54512455 76317437 80645845 195854195 201479495 274195873 381587185 707379269 1370979365 3536896345 4951654883 12025447573 24758274415 60127237865 84178133011 420890665055
• Sum of all divisors σ(n): 614016184320
• Sum of proper divisors (its aliquot sum) s(n): 193125519265
• 420890665055 is a deficient number, because the sum of its proper divisors (193125519265) is less than itself. Its deficiency is 227765145790

Bases of 420890665055

• Binary: 110000111111111000010011110000001011111₂
• Hexadecimal: 0x61FF09E05F
• Base-36: 5DCRFNMN

Squares and roots of 420890665055

• 420890665055 squared (420890665055²) is 177148951930440198153025
• 420890665055 cubed (420890665055³) is 74560340191799201099532674910041375
• The square root of 420890665055 is 648760.8689301475
• The cube root of 420890665055 is 7494.1623614721

Scales and comparisons

• 420,890,665,055 seconds is equal to 13,383 years, 1 week, 17 hours, 37 minutes, 35 seconds.
• To count from 1 to 420,890,665,055 would take you about twenty-six thousand, seven hundred sixty-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 420890665055 cubic inches would be around 624.5 feet tall.

Recreational maths with 420890665055

• 420890665055 backwards is 550566098024
• The number of decimal digits it has is: 12
• The sum of 420890665055's digits is 50
• More coming soon!