7421004545

Names of 7421004545

• Cardinal: 7421004545 can be written as Seven billion, four hundred twenty-one million, four thousand, five hundred forty-five.

Scientific notation

• Scientific notation: 7.421004545 × 10⁹

Factors of 7421004545

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 4404499

Divisors of 7421004545

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 337 1685 4404157 22020785 1484200909 7421004545
• Sum of all divisors σ(n): 8931632424
• Sum of proper divisors (its aliquot sum) s(n): 1510627879
• 7421004545 is a deficient number, because the sum of its proper divisors (1510627879) is less than itself. Its deficiency is 5910376666

Bases of 7421004545

• Binary: 110111010010100111000101100000001₂
• Hexadecimal: 0x1BA538B01
• Base-36: 3EQ9VR5

Squares and roots of 7421004545

• 7421004545 squared (7421004545²) is 55071308456910657025
• 7421004545 cubed (7421004545³) is 408684430357830922441461178625
• The square root of 7421004545 is 86145.2525969945
• The cube root of 7421004545 is 1950.5371778889

Scales and comparisons

• 7,421,004,545 seconds is equal to 235 years, 50 weeks, 1 day, 6 hours, 9 minutes, 5 seconds.
• To count from 1 to 7,421,004,545 would take you about four hundred seventy-one 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 7421004545 cubic inches would be around 162.5 feet tall.

Recreational maths with 7421004545

• 7421004545 backwards is 5454001247
• The number of decimal digits it has is: 10
• The sum of 7421004545's digits is 32
• More coming soon!