420381108405

Names of 420381108405

• Cardinal: 420381108405 can be written as Four hundred twenty billion, three hundred eighty-one million, one hundred eight thousand, four hundred five.

Scientific notation

• Scientific notation: 4.20381108405 × 10¹¹

Factors of 420381108405

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5114

Divisors of 420381108405

• Number of divisors d(n): 54
• Complete list of divisors:
  1 3 5 9 15 19 45 57 95 171 285 361 855 1083 1805 3249 5087 5415 15261 16245 25435 45783 76305 96653 228915 289959 483265 869877 1449795 1836407 4349385 5509221 9182035 16527663 25877569 27546105 77632707 82638315 129387845 232898121 388163535 491673811 1164490605 1475021433 2458369055 4425064299 7375107165 9341802409 22125321495 28025407227 46709012045 84076221681 140127036135 420381108405
• Sum of all divisors σ(n): 769180800726
• Sum of proper divisors (its aliquot sum) s(n): 348799692321
• 420381108405 is a deficient number, because the sum of its proper divisors (348799692321) is less than itself. Its deficiency is 71581416084

Bases of 420381108405

• Binary: 110000111100000101010101010100010110101₂
• Hexadecimal: 0x61E0AAA8B5
• Base-36: 5D4C2379

Squares and roots of 420381108405

• 420381108405 squared (420381108405²) is 176720276303816361644025
• 420381108405 cubed (420381108405³) is 74289865630236178639489557545530125
• The square root of 420381108405 is 648368.0346878615
• The cube root of 420381108405 is 7491.1368391099

Scales and comparisons

• 420,381,108,405 seconds is equal to 13,366 years, 42 weeks, 4 days, 2 hours, 6 minutes, 45 seconds.
• To count from 1 to 420,381,108,405 would take you about twenty-six thousand, seven hundred thirty-three 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 420381108405 cubic inches would be around 624.3 feet tall.

Recreational maths with 420381108405

• 420381108405 backwards is 504801183024
• The number of decimal digits it has is: 12
• The sum of 420381108405's digits is 36
• More coming soon!