42043155

Names of 42043155

• Cardinal: 42043155 can be written as Forty-two million, forty-three thousand, one hundred fifty-five.

Scientific notation

• Scientific notation: 4.2043155 × 10⁷

Factors of 42043155

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 524

Divisors of 42043155

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 7 11 15 21 33 35 55 77 89 105 165 231 267 385 409 445 623 979 1155 1227 1335 1869 2045 2863 2937 3115 4499 4895 6135 6853 8589 9345 13497 14315 14685 20559 22495 31493 34265 36401 42945 67485 94479 102795 109203 157465 182005 254807 400411 472395 546015 764421 1201233 1274035 2002055 2802877 3822105 6006165 8408631 14014385 42043155
• Sum of all divisors σ(n): 85017600
• Sum of proper divisors (its aliquot sum) s(n): 42974445
• 42043155 is an abundant number, because the sum of its proper divisors (42974445) is greater than itself. Its abundance is 931290

Bases of 42043155

• Binary: 10100000011000011100010011₂
• Hexadecimal: 0x2818713
• Base-36: P14PF

Squares and roots of 42043155

• 42043155 squared (42043155²) is 1767626882354025
• 42043155 cubed (42043155³) is 74316610996977037948875
• The square root of 42043155 is 6484.0693241203
• The cube root of 42043155 is 347.7216776485

Scales and comparisons

• 42,043,155 seconds is equal to 1 year, 17 weeks, 3 days, 14 hours, 39 minutes, 15 seconds.
• To count from 1 to 42,043,155 would take you about 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 42043155 cubic inches would be around 29 feet tall.

Recreational maths with 42043155

• 42043155 backwards is 55134024
• The number of decimal digits it has is: 8
• The sum of 42043155's digits is 24
• More coming soon!