428615691049

Names of 428615691049

• Cardinal: 428615691049 can be written as Four hundred twenty-eight billion, six hundred fifteen million, six hundred ninety-one thousand and forty-nine.

Scientific notation

• Scientific notation: 4.28615691049 × 10¹¹

Factors of 428615691049

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8371

Divisors of 428615691049

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 13 49 71 89 91 169 497 623 637 923 1157 1183 3479 4361 6319 6461 8099 8191 8281 11999 15041 44233 45227 56693 57337 82147 83993 105287 106483 309631 401359 575029 581561 587951 728999 737009 745381 1067911 1384279 4025203 4070927 5102993 5217667 7475377 7560293 9476987 9689953 28496489 35720951 51758929 52327639 52922051 66338909 67829671 98283809 123200831 362312503 370454357 464372363 672866077 687986663 862405817 2536187521 4710062539 4815906641 6036840719 8747259001 32970437773 61230813007 428615691049
• Sum of all divisors σ(n): 553720872960
• Sum of proper divisors (its aliquot sum) s(n): 125105181911
• 428615691049 is a deficient number, because the sum of its proper divisors (125105181911) is less than itself. Its deficiency is 303510509138

Bases of 428615691049

• Binary: 110001111001011011111000110101100101001₂
• Hexadecimal: 0x63CB7C6B29
• Base-36: 5GWIPRU1

Squares and roots of 428615691049

• 428615691049 squared (428615691049²) is 183711410613411818720401
• 428615691049 cubed (428615691049³) is 78741593213654099668468589529390649
• The square root of 428615691049 is 654687.4758608111
• The cube root of 428615691049 is 7539.7339591031

Scales and comparisons

• 428,615,691,049 seconds is equal to 13,628 years, 33 weeks, 6 days, 18 hours, 10 minutes, 49 seconds.
• To count from 1 to 428,615,691,049 would take you about twenty-seven thousand, two hundred fifty-seven 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 428615691049 cubic inches would be around 628.3 feet tall.

Recreational maths with 428615691049

• 428615691049 backwards is 940196516824
• The number of decimal digits it has is: 12
• The sum of 428615691049's digits is 55
• More coming soon!