3121840208

Names of 3121840208

• Cardinal: 3121840208 can be written as Three billion, one hundred twenty-one million, eight hundred forty thousand, two hundred eight.

Scientific notation

• Scientific notation: 3.121840208 × 10⁹

Factors of 3121840208

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 195115015

Divisors of 3121840208

• Number of divisors d(n): 10
• Complete list of divisors:
  1 2 4 8 16 195115013 390230026 780460052 1560920104 3121840208
• Sum of all divisors σ(n): 6048565434
• Sum of proper divisors (its aliquot sum) s(n): 2926725226
• 3121840208 is a deficient number, because the sum of its proper divisors (2926725226) is less than itself. Its deficiency is 195114982

Bases of 3121840208

• Binary: 10111010000100111000000001010000₂
• Hexadecimal: 0xBA138050
• Base-36: 1FMNVBK

Squares and roots of 3121840208

• 3121840208 squared (3121840208²) is 9745886284285483264
• 3121840208 cubed (3121840208³) is 30425099664878140204266278912
• The square root of 3121840208 is 55873.4302508805
• The cube root of 3121840208 is 1461.5159409113

Scales and comparisons

• 3,121,840,208 seconds is equal to 99 years, 13 weeks, 5 days, 9 hours, 50 minutes, 8 seconds.
• To count from 1 to 3,121,840,208 would take you about one hundred ninety-eight 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 3121840208 cubic inches would be around 121.8 feet tall.

Recreational maths with 3121840208

• 3121840208 backwards is 8020481213
• The number of decimal digits it has is: 10
• The sum of 3121840208's digits is 29
• More coming soon!