1224003990

Names of 1224003990

• Cardinal: 1224003990 can be written as One billion, two hundred twenty-four million, three thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.22400399 × 10⁹

Factors of 1224003990

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 3709124

Divisors of 1224003990

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 3709103 7418206 11127309 18545515 22254618 37091030 40800133 55636545 81600266 111273090 122400399 204000665 244800798 408001330 612001995 1224003990
• Sum of all divisors σ(n): 3204665856
• Sum of proper divisors (its aliquot sum) s(n): 1980661866
• 1224003990 is an abundant number, because the sum of its proper divisors (1980661866) is greater than itself. Its abundance is 756657876

Bases of 1224003990

• Binary: 1001000111101001101000110010110₂
• Hexadecimal: 0x48F4D196
• Base-36: K8QNIU

Squares and roots of 1224003990

• 1224003990 squared (1224003990²) is 1498185767535920100
• 1224003990 cubed (1224003990³) is 1833785357225178670721199000
• The square root of 1224003990 is 34985.7683923049
• The cube root of 1224003990 is 1069.6974105799

Scales and comparisons

• 1,224,003,990 seconds is equal to 38 years, 47 weeks, 5 days, 17 hours, 6 minutes, 30 seconds.
• To count from 1 to 1,224,003,990 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 1224003990 cubic inches would be around 89.1 feet tall.

Recreational maths with 1224003990

• 1224003990 backwards is 0993004221
• 1224003990 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1224003990's digits is 30
• More coming soon!