1425708309

Names of 1425708309

• Cardinal: 1425708309 can be written as One billion, four hundred twenty-five million, seven hundred eight thousand, three hundred nine.

Scientific notation

• Scientific notation: 1.425708309 × 10⁹

Factors of 1425708309

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 10620

Divisors of 1425708309

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 37 111 1399 4197 9181 27543 51763 155289 339697 1019091 12844219 38532657 475236103 1425708309
• Sum of all divisors σ(n): 1953929600
• Sum of proper divisors (its aliquot sum) s(n): 528221291
• 1425708309 is a deficient number, because the sum of its proper divisors (528221291) is less than itself. Its deficiency is 897487018

Bases of 1425708309

• Binary: 1010100111110101001010100010101₂
• Hexadecimal: 0x54FA9515
• Base-36: NKTVKL

Squares and roots of 1425708309

• 1425708309 squared (1425708309²) is 2032644182351639481
• 1425708309 cubed (1425708309³) is 2897957700019243567834147629
• The square root of 1425708309 is 37758.5527927117
• The cube root of 1425708309 is 1125.4949746841

Scales and comparisons

• 1,425,708,309 seconds is equal to 45 years, 17 weeks, 2 days, 6 hours, 5 minutes, 9 seconds.
• To count from 1 to 1,425,708,309 would take you about ninety 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 1425708309 cubic inches would be around 93.8 feet tall.

Recreational maths with 1425708309

• 1425708309 backwards is 9038075241
• The number of decimal digits it has is: 10
• The sum of 1425708309's digits is 39
• More coming soon!