42185042768

Names of 42185042768

• Cardinal: 42185042768 can be written as Forty-two billion, one hundred eighty-five million, forty-two thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 4.2185042768 × 10¹⁰

Factors of 42185042768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 210534

Divisors of 42185042768

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 11 16 17 22 34 44 67 68 88 134 136 176 187 268 272 374 536 737 748 1072 1139 1474 1496 2278 2948 2992 4556 5896 9112 11792 12529 18224 25058 50116 100232 200464 210437 420874 841748 1683496 2314807 3366992 3577429 4629614 7154858 9259228 14099279 14309716 18518456 28198558 28619432 37036912 39351719 56397116 57238864 78703438 112794232 155092069 157406876 225588464 239687743 310184138 314813752 479375486 620368276 629627504 958750972 1240736552 1917501944 2481473104 2636565173 3835003888 5273130346 10546260692 21092521384 42185042768
• Sum of all divisors σ(n): 95818313664
• Sum of proper divisors (its aliquot sum) s(n): 53633270896
• 42185042768 is an abundant number, because the sum of its proper divisors (53633270896) is greater than itself. Its abundance is 11448228128

Bases of 42185042768

• Binary: 100111010010011011001010101101010000₂
• Hexadecimal: 0x9D26CAB50
• Base-36: JDNVVBK

Squares and roots of 42185042768

• 42185042768 squared (42185042768²) is 1779577833337989101824
• 42185042768 cubed (42185042768³) is 75071567008347846459563346808832
• The square root of 42185042768 is 205389.9772822423
• The cube root of 42185042768 is 3481.1240359827

Scales and comparisons

• 42,185,042,768 seconds is equal to 1,341 years, 18 weeks, 2 days, 19 hours, 26 minutes, 8 seconds.
• To count from 1 to 42,185,042,768 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 42185042768 cubic inches would be around 290.1 feet tall.

Recreational maths with 42185042768

• 42185042768 backwards is 86724058124
• The number of decimal digits it has is: 11
• The sum of 42185042768's digits is 47
• More coming soon!