428359420521

Names of 428359420521

• Cardinal: 428359420521 can be written as Four hundred twenty-eight billion, three hundred fifty-nine million, four hundred twenty thousand, five hundred twenty-one.

Scientific notation

• Scientific notation: 4.28359420521 × 10¹¹

Factors of 428359420521

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 18149

Divisors of 428359420521

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 19 27 57 127 171 373 381 513 1119 1143 2413 3357 3429 7087 7239 10071 17627 21261 21717 47371 52881 63783 65151 142113 158643 191349 334913 426339 475929 900049 1004739 1279017 2238629 2700147 3014217 6574871 6715887 8100441 9042651 19724613 20147661 24301323 42533951 59173839 60442983 124922549 127601853 177521517 374767647 382805559 835008617 1124302941 1148416677 2505025851 3372908823 7515077553 15865163723 22545232659 47595491169 142786473507 428359420521
• Sum of all divisors σ(n): 675110092800
• Sum of proper divisors (its aliquot sum) s(n): 246750672279
• 428359420521 is a deficient number, because the sum of its proper divisors (246750672279) is less than itself. Its deficiency is 181608748242

Bases of 428359420521

• Binary: 110001110111100001101100000101001101001₂
• Hexadecimal: 0x63BC360A69
• Base-36: 5GSA5089

Squares and roots of 428359420521

• 428359420521 squared (428359420521²) is 183491793149086915911441
• 428359420521 cubed (428359420521³) is 78600438183702069060087921314080761
• The square root of 428359420521 is 654491.7268545111
• The cube root of 428359420521 is 7538.2309834673

Scales and comparisons

• 428,359,420,521 seconds is equal to 13,620 years, 26 weeks, 1 day, 15 hours, 55 minutes, 21 seconds.
• To count from 1 to 428,359,420,521 would take you about twenty-seven thousand, two hundred forty-one 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 428359420521 cubic inches would be around 628.2 feet tall.

Recreational maths with 428359420521

• 428359420521 backwards is 125024953824
• The number of decimal digits it has is: 12
• The sum of 428359420521's digits is 45
• More coming soon!