428739028347

Names of 428739028347

• Cardinal: 428739028347 can be written as Four hundred twenty-eight billion, seven hundred thirty-nine million, twenty-eight thousand, three hundred forty-seven.

Scientific notation

• Scientific notation: 4.28739028347 × 10¹¹

Factors of 428739028347

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 577

Divisors of 428739028347

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 21 31 93 127 217 381 409 651 889 961 1227 2667 2863 2883 3937 6727 8589 11811 12679 20181 27559 38037 51943 82677 88753 122047 155829 167281 266259 363601 366141 393049 501843 854329 1090803 1170967 1179147 1610233 2562987 2751343 3512901 4830699 5185711 8254029 11271631 15557133 21244687 33814893 36299977 49917223 63734061 108899931 148712809 149751669 160757041 349420561 446138427 482271123 658585297 1048261683 1125299287 1975755891 3375897861 4610097079 13830291237 20416144207 61248432621 142913009449 428739028347
• Sum of all divisors σ(n): 682054299648
• Sum of proper divisors (its aliquot sum) s(n): 253315271301
• 428739028347 is a deficient number, because the sum of its proper divisors (253315271301) is less than itself. Its deficiency is 175423757046

Bases of 428739028347

• Binary: 110001111010010110101100110010101111011₂
• Hexadecimal: 0x63D2D6657B
• Base-36: 5GYK5BI3

Squares and roots of 428739028347

• 428739028347 squared (428739028347²) is 183817154427929669552409
• 428739028347 cubed (428739028347³) is 78809588182941015162752625053137923
• The square root of 428739028347 is 654781.6646386793
• The cube root of 428739028347 is 7540.4570942641

Scales and comparisons

• 428,739,028,347 seconds is equal to 13,632 years, 29 weeks, 6 days, 6 hours, 32 minutes, 27 seconds.
• To count from 1 to 428,739,028,347 would take you about twenty-seven thousand, two hundred sixty-five 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 428739028347 cubic inches would be around 628.4 feet tall.

Recreational maths with 428739028347

• 428739028347 backwards is 743820937824
• The number of decimal digits it has is: 12
• The sum of 428739028347's digits is 57
• More coming soon!