428168240742

Names of 428168240742

• Cardinal: 428168240742 can be written as Four hundred twenty-eight billion, one hundred sixty-eight million, two hundred forty thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 4.28168240742 × 10¹¹

Factors of 428168240742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 503

Divisors of 428168240742

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 11 22 33 66 71 121 142 193 213 223 242 363 386 426 446 579 669 726 781 1158 1338 1562 2123 2343 2453 4246 4686 4906 6369 7359 8591 12738 13703 14718 15833 17182 23353 25773 26983 27406 31666 37249 41109 43039 46706 47499 51546 53966 70059 74498 80949 82218 86078 94998 111747 129117 140118 150733 161898 174163 223494 258234 301466 348326 409739 452199 473429 522489 819478 904398 946858 1044978 1229217 1420287 1658063 1915793 2458434 2644679 2840574 3055769 3316126 3831586 4507129 4974189 5207719 5289358 5747379 6111538 7934037 8306527 9014258 9167307 9948378 10415438 11494758 13521387 15623157 15868074 16613054 18334614 24919581 27042774 29091469 31246314 33613459 49839162 58182938 67226918 87274407 91371797 100840377 174548814 182743594 201680754 274115391 320006159 369748049 548230782 589763417 640012318 739496098 960018477 1005089767 1109244147 1179526834 1769290251 1920036954 2010179534 2218488294 3015269301 3538580502 6030538602 6487397587 12974795174 19462192761 38924385522 71361373457 142722746914 214084120371 428168240742
• Sum of all divisors σ(n): 963793603584
• Sum of proper divisors (its aliquot sum) s(n): 535625362842
• 428168240742 is an abundant number, because the sum of its proper divisors (535625362842) is greater than itself. Its abundance is 107457122100

Bases of 428168240742

• Binary: 110001110110000110100001101111001100110₂
• Hexadecimal: 0x63B0D0DE66
• Base-36: 5GP4BCYU

Squares and roots of 428168240742

• 428168240742 squared (428168240742²) is 183328042380099268710564
• 428168240742 cubed (428168240742³) is 78495245384561922355122914670598488
• The square root of 428168240742 is 654345.6584573631
• The cube root of 428168240742 is 7537.1093616727

Scales and comparisons

• 428,168,240,742 seconds is equal to 13,614 years, 22 weeks, 22 hours, 25 minutes, 42 seconds.
• To count from 1 to 428,168,240,742 would take you about twenty-seven thousand, two hundred twenty-eight 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 428168240742 cubic inches would be around 628.1 feet tall.

Recreational maths with 428168240742

• 428168240742 backwards is 247042861824
• The number of decimal digits it has is: 12
• The sum of 428168240742's digits is 48
• More coming soon!