1399972

Names of 1399972

• Cardinal: 1399972 can be written as One million, three hundred ninety-nine thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.399972 × 10⁶

Factors of 1399972

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 50008

Divisors of 1399972

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 7 14 28 49999 99998 199996 349993 699986 1399972
• Sum of all divisors σ(n): 2800000
• Sum of proper divisors (its aliquot sum) s(n): 1400028
• 1399972 is an abundant number, because the sum of its proper divisors (1400028) is greater than itself. Its abundance is 56

Bases of 1399972

• Binary: 101010101110010100100₂
• Hexadecimal: 0x155CA4
• Base-36: U084

Squares and roots of 1399972

• 1399972 squared (1399972²) is 1959921600784
• 1399972 cubed (1399972³) is 2743835363292778048
• The square root of 1399972 is 1183.2041244011
• The cube root of 1399972 is 111.8681484105

Scales and comparisons

• 1,399,972 seconds is equal to 2 weeks, 2 days, 4 hours, 52 minutes, 52 seconds.
• To count from 1 to 1,399,972 would take you about three 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 1399972 cubic inches would be around 9.3 feet tall.

Recreational maths with 1399972

• 1399972 backwards is 2799931
• The number of decimal digits it has is: 7
• The sum of 1399972's digits is 40
• More coming soon!