4138015072

Names of 4138015072

• Cardinal: 4138015072 can be written as Four billion, one hundred thirty-eight million, fifteen thousand and seventy-two.

Scientific notation

• Scientific notation: 4.138015072 × 10⁹

Factors of 4138015072

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 129312973

Divisors of 4138015072

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 8 16 32 129312971 258625942 517251884 1034503768 2069007536 4138015072
• Sum of all divisors σ(n): 8146717236
• Sum of proper divisors (its aliquot sum) s(n): 4008702164
• 4138015072 is a deficient number, because the sum of its proper divisors (4008702164) is less than itself. Its deficiency is 129312908

Bases of 4138015072

• Binary: 11110110101001010001100101100000₂
• Hexadecimal: 0xF6A51960
• Base-36: 1WFO0V4

Squares and roots of 4138015072

• 4138015072 squared (4138015072²) is 17123168736099165184
• 4138015072 cubed (4138015072³) is 70855930310377536018009653248
• The square root of 4138015072 is 64327.4052950995
• The cube root of 4138015072 is 1605.4521129379

Scales and comparisons

• 4,138,015,072 seconds is equal to 131 years, 29 weeks, 6 days, 16 hours, 37 minutes, 52 seconds.
• To count from 1 to 4,138,015,072 would take you about two hundred sixty-three 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 4138015072 cubic inches would be around 133.8 feet tall.

Recreational maths with 4138015072

• 4138015072 backwards is 2705108314
• The number of decimal digits it has is: 10
• The sum of 4138015072's digits is 31
• More coming soon!