5421984749

Names of 5421984749

• Cardinal: 5421984749 can be written as Five billion, four hundred twenty-one million, nine hundred eighty-four thousand, seven hundred forty-nine.

Scientific notation

• Scientific notation: 5.421984749 × 10⁹

Factors of 5421984749

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2896686

Divisors of 5421984749

• Number of divisors d(n): 4
• Complete list of divisors:
  1 1873 2894813 5421984749
• Sum of all divisors σ(n): 5424881436
• Sum of proper divisors (its aliquot sum) s(n): 2896687
• 5421984749 is a deficient number, because the sum of its proper divisors (2896687) is less than itself. Its deficiency is 5419088062

Bases of 5421984749

• Binary: 101000011001011001110101111101101₂
• Hexadecimal: 0x1432CEBED
• Base-36: 2HO3Y7H

Squares and roots of 5421984749

• 5421984749 squared (5421984749²) is 29397918618388593001
• 5421984749 cubed (5421984749³) is 159395066401246102206990141749
• The square root of 5421984749 is 73634.1276107757
• The cube root of 5421984749 is 1756.7883004967

Scales and comparisons

• 5,421,984,749 seconds is equal to 172 years, 20 weeks, 6 days, 10 hours, 52 minutes, 29 seconds.
• To count from 1 to 5,421,984,749 would take you about three hundred forty-four 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 5421984749 cubic inches would be around 146.4 feet tall.

Recreational maths with 5421984749

• 5421984749 backwards is 9474891245
• The number of decimal digits it has is: 10
• The sum of 5421984749's digits is 53
• More coming soon!