42189534387

Names of 42189534387

• Cardinal: 42189534387 can be written as Forty-two billion, one hundred eighty-nine million, five hundred thirty-four thousand, three hundred eighty-seven.

Scientific notation

• Scientific notation: 4.2189534387 × 10¹⁰

Factors of 42189534387

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7110

Divisors of 42189534387

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 11 13 21 33 39 63 77 91 99 117 143 231 273 429 693 739 819 1001 1287 2217 3003 5173 6337 6651 8129 9009 9607 15519 19011 24387 28821 44359 46557 56903 57033 67249 69707 73161 82381 86463 105677 133077 170709 201747 209121 247143 317031 399231 487949 512127 576667 605241 627363 739739 741429 906191 951093 1463847 1730001 2219217 2718573 4391541 4683043 5190003 6343337 6657651 8155719 14049129 19030011 32781301 42147387 51513473 57090033 60879559 98343903 154540419 182638677 295031709 360594311 426156913 463621257 547916031 669675149 1081782933 1278470739 2009025447 3245348799 3835412217 4687726043 6027076341 14063178129 42189534387
• Sum of all divisors σ(n): 81945776640
• Sum of proper divisors (its aliquot sum) s(n): 39756242253
• 42189534387 is a deficient number, because the sum of its proper divisors (39756242253) is less than itself. Its deficiency is 2433292134

Bases of 42189534387

• Binary: 100111010010101100010011010010110011₂
• Hexadecimal: 0x9D2B134B3
• Base-36: JDQK52R

Squares and roots of 42189534387

• 42189534387 squared (42189534387²) is 1779956811791855465769
• 42189534387 cubed (42189534387³) is 75095549118467373259595126898603
• The square root of 42189534387 is 205400.9113587377
• The cube root of 42189534387 is 3481.2475815723

Scales and comparisons

• 42,189,534,387 seconds is equal to 1,341 years, 25 weeks, 5 days, 19 hours, 6 minutes, 27 seconds.
• To count from 1 to 42,189,534,387 would take you about two thousand, six hundred eighty-two 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 42189534387 cubic inches would be around 290.1 feet tall.

Recreational maths with 42189534387

• 42189534387 backwards is 78343598124
• The number of decimal digits it has is: 11
• The sum of 42189534387's digits is 54
• More coming soon!