1213700042

Names of 1213700042

• Cardinal: 1213700042 can be written as One billion, two hundred thirteen million, seven hundred thousand and forty-two.

Scientific notation

• Scientific notation: 1.213700042 × 10⁹

Factors of 1213700042

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 148613

Divisors of 1213700042

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 61 67 122 134 4087 8174 148483 296966 9057463 9948361 18114926 19896722 606850021 1213700042
• Sum of all divisors σ(n): 1878025632
• Sum of proper divisors (its aliquot sum) s(n): 664325590
• 1213700042 is a deficient number, because the sum of its proper divisors (664325590) is less than itself. Its deficiency is 549374452

Bases of 1213700042

• Binary: 1001000010101111001011111001010₂
• Hexadecimal: 0x485797CA
• Base-36: K2LSY2

Squares and roots of 1213700042

• 1213700042 squared (1213700042²) is 1473067791950801764
• 1213700042 cubed (1213700042³) is 1787862440959535362900474088
• The square root of 1213700042 is 34838.1980303227
• The cube root of 1213700042 is 1066.6872948919

Scales and comparisons

• 1,213,700,042 seconds is equal to 38 years, 30 weeks, 5 days, 10 hours, 54 minutes, 2 seconds.
• To count from 1 to 1,213,700,042 would take you about seventy-seven 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 1213700042 cubic inches would be around 88.9 feet tall.

Recreational maths with 1213700042

• 1213700042 backwards is 2400073121
• The number of decimal digits it has is: 10
• The sum of 1213700042's digits is 20
• More coming soon!