18970429

Names of 18970429

• Cardinal: 18970429 can be written as Eighteen million, nine hundred seventy thousand, four hundred twenty-nine.

Scientific notation

• Scientific notation: 1.8970429 × 10⁷

Factors of 18970429

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 987

Divisors of 18970429

• Number of divisors d(n): 8
• Complete list of divisors:
  1 163 181 643 29503 104809 116383 18970429
• Sum of all divisors σ(n): 19222112
• Sum of proper divisors (its aliquot sum) s(n): 251683
• 18970429 is a deficient number, because the sum of its proper divisors (251683) is less than itself. Its deficiency is 18718746

Bases of 18970429

• Binary: 1001000010111011100111101₂
• Hexadecimal: 0x121773D
• Base-36: BALOD

Squares and roots of 18970429

• 18970429 squared (18970429²) is 359877176444041
• 18970429 cubed (18970429³) is 6827024424452152263589
• The square root of 18970429 is 4355.5055963689
• The cube root of 18970429 is 266.7016591233

Scales and comparisons

• 18,970,429 seconds is equal to 31 weeks, 2 days, 13 hours, 33 minutes, 49 seconds.
• To count from 1 to 18,970,429 would take you about forty-seven weeks!

  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 18970429 cubic inches would be around 22.2 feet tall.

Recreational maths with 18970429

• 18970429 backwards is 92407981
• The number of decimal digits it has is: 8
• The sum of 18970429's digits is 40
• More coming soon!