1213122308

Names of 1213122308

• Cardinal: 1213122308 can be written as One billion, two hundred thirteen million, one hundred twenty-two thousand, three hundred eight.

Scientific notation

• Scientific notation: 1.213122308 × 10⁹

Factors of 1213122308

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1524224

Divisors of 1213122308

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 199 398 796 1524023 3048046 6096092 303280577 606561154 1213122308
• Sum of all divisors σ(n): 2133633600
• Sum of proper divisors (its aliquot sum) s(n): 920511292
• 1213122308 is a deficient number, because the sum of its proper divisors (920511292) is less than itself. Its deficiency is 292611016

Bases of 1213122308

• Binary: 1001000010011101100011100000100₂
• Hexadecimal: 0x484EC704
• Base-36: K29F5W

Squares and roots of 1213122308

• 1213122308 squared (1213122308²) is 1471665734167246864
• 1213122308 cubed (1213122308³) is 1785310532037484973661442112
• The square root of 1213122308 is 34829.9053688063
• The cube root of 1213122308 is 1066.5180165681

Scales and comparisons

• 1,213,122,308 seconds is equal to 38 years, 29 weeks, 5 days, 18 hours, 25 minutes, 8 seconds.
• To count from 1 to 1,213,122,308 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 1213122308 cubic inches would be around 88.9 feet tall.

Recreational maths with 1213122308

• 1213122308 backwards is 8032213121
• The number of decimal digits it has is: 10
• The sum of 1213122308's digits is 23
• More coming soon!