1427998636

Names of 1427998636

• Cardinal: 1427998636 can be written as One billion, four hundred twenty-seven million, nine hundred ninety-eight thousand, six hundred thirty-six.

Scientific notation

• Scientific notation: 1.427998636 × 10⁹

Factors of 1427998636

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 356999661

Divisors of 1427998636

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 4 356999659 713999318 1427998636
• Sum of all divisors σ(n): 2498997620
• Sum of proper divisors (its aliquot sum) s(n): 1070998984
• 1427998636 is a deficient number, because the sum of its proper divisors (1070998984) is less than itself. Its deficiency is 356999652

Bases of 1427998636

• Binary: 1010101000111011000011110101100₂
• Hexadecimal: 0x551D87AC
• Base-36: NM6YSS

Squares and roots of 1427998636

• 1427998636 squared (1427998636²) is 2039180104417860496
• 1427998636 cubed (1427998636³) is 2911946407667042362326283456
• The square root of 1427998636 is 37788.8692077443
• The cube root of 1427998636 is 1126.0973354901

Scales and comparisons

• 1,427,998,636 seconds is equal to 45 years, 21 weeks, 18 hours, 17 minutes, 16 seconds.
• To count from 1 to 1,427,998,636 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 1427998636 cubic inches would be around 93.8 feet tall.

Recreational maths with 1427998636

• 1427998636 backwards is 6368997241
• The number of decimal digits it has is: 10
• The sum of 1427998636's digits is 55
• More coming soon!