1222548394

Names of 1222548394

• Cardinal: 1222548394 can be written as One billion, two hundred twenty-two million, five hundred forty-eight thousand, three hundred ninety-four.

Scientific notation

• Scientific notation: 1.222548394 × 10⁹

Factors of 1222548394

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1642

Divisors of 1222548394

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 23 43 46 86 751 823 989 1502 1646 1978 17273 18929 32293 34546 35389 37858 64586 70778 618073 742739 813947 1236146 1485478 1627894 14215679 26577139 28431358 53154278 611274197 1222548394
• Sum of all divisors σ(n): 1963044864
• Sum of proper divisors (its aliquot sum) s(n): 740496470
• 1222548394 is a deficient number, because the sum of its proper divisors (740496470) is less than itself. Its deficiency is 482051924

Bases of 1222548394

• Binary: 1001000110111101001101110101010₂
• Hexadecimal: 0x48DE9BAA
• Base-36: K7VGDM

Squares and roots of 1222548394

• 1222548394 squared (1222548394²) is 1494624575671979236
• 1222548394 cubed (1222548394³) is 1827250874620709685773146984
• The square root of 1222548394 is 34964.9595166361
• The cube root of 1222548394 is 1069.2732112825

Scales and comparisons

• 1,222,548,394 seconds is equal to 38 years, 45 weeks, 2 days, 20 hours, 46 minutes, 34 seconds.
• To count from 1 to 1,222,548,394 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 1222548394 cubic inches would be around 89.1 feet tall.

Recreational maths with 1222548394

• 1222548394 backwards is 4938452221
• The number of decimal digits it has is: 10
• The sum of 1222548394's digits is 40
• More coming soon!