42198694

Names of 42198694

• Cardinal: 42198694 can be written as Forty-two million, one hundred ninety-eight thousand, six hundred ninety-four.

Scientific notation

• Scientific notation: 4.2198694 × 10⁷

Factors of 42198694

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 254294

Divisors of 42198694

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 83 166 254209 508418 21099347 42198694
• Sum of all divisors σ(n): 64060920
• Sum of proper divisors (its aliquot sum) s(n): 21862226
• 42198694 is a deficient number, because the sum of its proper divisors (21862226) is less than itself. Its deficiency is 20336468

Bases of 42198694

• Binary: 10100000111110011010100110₂
• Hexadecimal: 0x283E6A6
• Base-36: P4GPY

Squares and roots of 42198694

• 42198694 squared (42198694²) is 1780729775305636
• 42198694 cubed (42198694³) is 75144470884811290039384
• The square root of 42198694 is 6496.0521857509
• The cube root of 42198694 is 348.1499496917

Scales and comparisons

• 42,198,694 seconds is equal to 1 year, 17 weeks, 5 days, 9 hours, 51 minutes, 34 seconds.
• To count from 1 to 42,198,694 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 42198694 cubic inches would be around 29 feet tall.

Recreational maths with 42198694

• 42198694 backwards is 49689124
• The number of decimal digits it has is: 8
• The sum of 42198694's digits is 43
• More coming soon!