40428770465681388

Names of 40428770465681388

• Cardinal: 40428770465681388 can be written as Forty quadrillion, four hundred twenty-eight trillion, seven hundred seventy billion, four hundred sixty-five million, six hundred eighty-one thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 4.0428770465681388 × 10¹⁶

Factors of 40428770465681388

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 69241100400

Divisors of 40428770465681388

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 84 98 126 147 196 252 294 331 441 588 662 882 993 1324 1764 1986 2317 2979 3972 4634 5958 6951 9268 11916 13902 16219 20853 27804 32438 41706 48657 64876 83412 97314 145971 194628 291942 583884 69241100057 138482200114 207723300171 276964400228 415446600342 484687700399 623169900513 830893200684 969375400798 1246339801026 1454063101197 1938750801596 2492679602052 2908126202394 3392813902793 4362189303591 5816252404788 6785627805586 8724378607182 10178441708379 13571255611172 17448757214364 20356883416758 22918804118867 30535325125137 40713766833516 45837608237734 61070650250274 68756412356601 91675216475468 122141300500548 137512824713202 160431628832069 206269237069803 275025649426404 320863257664138 412538474139606 481294886496207 641726515328276 825076948279212 962589772992414 1123021401824483 1443884659488621 1925179545984828 2246042803648966 2887769318977242 3369064205473449 4492085607297932 5775538637954484 6738128410946898 10107192616420347 13476256821893796 20214385232840694 40428770465681388
• Sum of all divisors σ(n): 119238990552280872
• Sum of proper divisors (its aliquot sum) s(n): 78810220086599484
• 40428770465681388 is an abundant number, because the sum of its proper divisors (78810220086599484) is greater than itself. Its abundance is 38381449620918096

Bases of 40428770465681388

• Binary: 10001111101000011100000010100110010100000000111111101100₂
• Hexadecimal: 0x8FA1C0A6500FEC
• Base-36: B22SWR3CGZ0

Squares and roots of 40428770465681388

• 40428770465681388 squared (40428770465681388²) is 1634485481366751674324675129606544
• 40428770465681388 cubed (40428770465681388³) is 66080238355665156717104252890421834875135303803072
• The square root of 40428770465681388 is 201069068.8934560815
• The cube root of 40428770465681388 is 343212.8275545671

Scales and comparisons

• 40,428,770,465,681,388 seconds is equal to 1,285,509,846 years, 21 weeks, 2 days, 12 hours, 49 minutes, 48 seconds.
• To count from 1 to 40,428,770,465,681,388 would take you about three billion, eight hundred fifty-six million, five hundred twenty-nine thousand, five hundred thirty-nine 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 40428770465681388 cubic inches would be around 28601.1 feet tall.

Recreational maths with 40428770465681388

• 40428770465681388 backwards is 88318656407782404
• The number of decimal digits it has is: 17
• The sum of 40428770465681388's digits is 81
• More coming soon!