1390117533

Names of 1390117533

• Cardinal: 1390117533 can be written as One billion, three hundred ninety million, one hundred seventeen thousand, five hundred thirty-three.

Scientific notation

• Scientific notation: 1.390117533 × 10⁹

Factors of 1390117533

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 17956

Divisors of 1390117533

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 7 21 5189 12757 15567 36323 38271 89299 108969 267897 66196073 198588219 463372511 1390117533
• Sum of all divisors σ(n): 2118848640
• Sum of proper divisors (its aliquot sum) s(n): 728731107
• 1390117533 is a deficient number, because the sum of its proper divisors (728731107) is less than itself. Its deficiency is 661386426

Bases of 1390117533

• Binary: 1010010110110111000001010011101₂
• Hexadecimal: 0x52DB829D
• Base-36: MZN1JX

Squares and roots of 1390117533

• 1390117533 squared (1390117533²) is 1932426755554006089
• 1390117533 cubed (1390117533³) is 2686300314133928992707658437
• The square root of 1390117533 is 37284.2799715913
• The cube root of 1390117533 is 1116.0504844455

Scales and comparisons

• 1,390,117,533 seconds is equal to 44 years, 10 weeks, 3 days, 7 hours, 45 minutes, 33 seconds.
• To count from 1 to 1,390,117,533 would take you about eighty-eight 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 1390117533 cubic inches would be around 93 feet tall.

Recreational maths with 1390117533

• 1390117533 backwards is 3357110931
• The number of decimal digits it has is: 10
• The sum of 1390117533's digits is 33
• More coming soon!