1355642025

Names of 1355642025

• Cardinal: 1355642025 can be written as One billion, three hundred fifty-five million, six hundred forty-two thousand and twenty-five.

Scientific notation

• Scientific notation: 1.355642025 × 10⁹

Factors of 1355642025

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 18075235

Divisors of 1355642025

• Number of divisors d(n): 12
• Complete list of divisors:
  1 3 5 15 25 75 18075227 54225681 90376135 271128405 451880675 1355642025
• Sum of all divisors σ(n): 2241328272
• Sum of proper divisors (its aliquot sum) s(n): 885686247
• 1355642025 is a deficient number, because the sum of its proper divisors (885686247) is less than itself. Its deficiency is 469955778

Bases of 1355642025

• Binary: 1010000110011010111010010101001₂
• Hexadecimal: 0x50CD74A9
• Base-36: MF442X

Squares and roots of 1355642025

• 1355642025 squared (1355642025²) is 1837765299946100625
• 1355642025 cubed (1355642025³) is 2491351872693664242128765625
• The square root of 1355642025 is 36819.0443249143
• The cube root of 1355642025 is 1106.7469687681

Scales and comparisons

• 1,355,642,025 seconds is equal to 43 years, 5 weeks, 3 days, 7 hours, 13 minutes, 45 seconds.
• To count from 1 to 1,355,642,025 would take you about eighty-six 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 1355642025 cubic inches would be around 92.2 feet tall.

Recreational maths with 1355642025

• 1355642025 backwards is 5202465531
• The number of decimal digits it has is: 10
• The sum of 1355642025's digits is 33
• More coming soon!