42840393115

Names of 42840393115

• Cardinal: 42840393115 can be written as Forty-two billion, eight hundred forty million, three hundred ninety-three thousand, one hundred fifteen.

Scientific notation

• Scientific notation: 4.2840393115 × 10¹⁰

Factors of 42840393115

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2968

Divisors of 42840393115

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 13 29 31 65 145 155 281 377 403 899 1405 1885 2015 2609 3653 4495 8149 8711 11687 13045 18265 33917 40745 43555 58435 75661 80879 105937 113243 169585 252619 378305 404395 529685 566215 733129 983593 1051427 1263095 2345491 3284047 3665645 4917965 5257135 9530677 11727455 16420235 21260741 22726999 30491383 47653385 106303705 113634995 152456915 276389633 295450987 659082971 1381948165 1477254935 3295414855 8568078623 42840393115
• Sum of all divisors σ(n): 59352652800
• Sum of proper divisors (its aliquot sum) s(n): 16512259685
• 42840393115 is a deficient number, because the sum of its proper divisors (16512259685) is less than itself. Its deficiency is 26328133430

Bases of 42840393115

• Binary: 100111111001011111001000010110011011₂
• Hexadecimal: 0x9F97C859B
• Base-36: JOI2AVV

Squares and roots of 42840393115

• 42840393115 squared (42840393115²) is 1835299282247739403225
• 42840393115 cubed (42840393115³) is 78624942735170496854234498795875
• The square root of 42840393115 is 206979.2093786233
• The cube root of 42840393115 is 3499.0580625783

Scales and comparisons

• 42,840,393,115 seconds is equal to 1,362 years, 9 weeks, 6 days, 21 hours, 11 minutes, 55 seconds.
• To count from 1 to 42,840,393,115 would take you about two thousand, seven hundred twenty-four 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 42840393115 cubic inches would be around 291.6 feet tall.

Recreational maths with 42840393115

• 42840393115 backwards is 51139304824
• The number of decimal digits it has is: 11
• The sum of 42840393115's digits is 40
• More coming soon!