42007356945

Names of 42007356945

• Cardinal: 42007356945 can be written as Forty-two billion, seven million, three hundred fifty-six thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 4.2007356945 × 10¹⁰

Factors of 42007356945

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 946

Divisors of 42007356945

• Number of divisors d(n): 60
• Complete list of divisors:
  1 3 5 9 15 27 45 81 135 181 405 543 757 905 1629 2271 2715 3785 4887 6813 8145 11355 14661 20439 24435 34065 61317 73305 102195 137017 306585 411051 573049 685085 1233153 1719147 2055255 2865245 3699459 5157441 6165765 8595735 11098377 15472323 18497295 25787205 46416969 55491885 77361615 103721869 232084845 311165607 518609345 933496821 1555828035 2800490463 4667484105 8401471389 14002452315 42007356945
• Sum of all divisors σ(n): 75818266524
• Sum of proper divisors (its aliquot sum) s(n): 33810909579
• 42007356945 is a deficient number, because the sum of its proper divisors (33810909579) is less than itself. Its deficiency is 8196447366

Bases of 42007356945

• Binary: 100111000111110101010110011000010001₂
• Hexadecimal: 0x9C7D56611
• Base-36: JAQ3G29

Squares and roots of 42007356945

• 42007356945 squared (42007356945²) is 1764618037504639733025
• 42007356945 cubed (42007356945³) is 74126939773042798358810679608625
• The square root of 42007356945 is 204956.9636411507
• The cube root of 42007356945 is 3476.2295928533

Scales and comparisons

• 42,007,356,945 seconds is equal to 1,335 years, 36 weeks, 4 days, 6 hours, 15 minutes, 45 seconds.
• To count from 1 to 42,007,356,945 would take you about two thousand, six hundred seventy-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 42007356945 cubic inches would be around 289.7 feet tall.

Recreational maths with 42007356945

• 42007356945 backwards is 54965370024
• 42007356945 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42007356945's digits is 45
• More coming soon!