42402724155

Names of 42402724155

• Cardinal: 42402724155 can be written as Forty-two billion, four hundred two million, seven hundred twenty-four thousand, one hundred fifty-five.

Scientific notation

• Scientific notation: 4.2402724155 × 10¹⁰

Factors of 42402724155

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 391243

Divisors of 42402724155

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 9 11 15 27 33 45 55 73 99 135 165 219 297 365 495 657 803 1095 1485 1971 2409 3285 4015 7227 9855 12045 21681 36135 108405 391151 1173453 1955755 3520359 4302661 5867265 10561077 12907983 17601795 21513305 28554023 38723949 52805385 64539915 85662069 116171847 142770115 193619745 256986207 314094253 428310345 580859235 770958621 942282759 1284931035 1570471265 2826848277 3854793105 4711413795 8480544831 14134241385 42402724155
• Sum of all divisors σ(n): 83362314240
• Sum of proper divisors (its aliquot sum) s(n): 40959590085
• 42402724155 is a deficient number, because the sum of its proper divisors (40959590085) is less than itself. Its deficiency is 1443134070

Bases of 42402724155

• Binary: 100111011111011001100011100100111011₂
• Hexadecimal: 0x9DF66393B
• Base-36: JH9HJCR

Squares and roots of 42402724155

• 42402724155 squared (42402724155²) is 1797991015765020464025
• 42402724155 cubed (42402724155³) is 76239717074652419033982176023875
• The square root of 42402724155 is 205919.2175465903
• The cube root of 42402724155 is 3487.1014801881

Scales and comparisons

• 42,402,724,155 seconds is equal to 1,348 years, 14 weeks, 2 days, 6 hours, 29 minutes, 15 seconds.
• To count from 1 to 42,402,724,155 would take you about two thousand, six hundred ninety-six 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 42402724155 cubic inches would be around 290.6 feet tall.

Recreational maths with 42402724155

• 42402724155 backwards is 55142720424
• The number of decimal digits it has is: 11
• The sum of 42402724155's digits is 36
• More coming soon!