1121368389

Names of 1121368389

• Cardinal: 1121368389 can be written as One billion, one hundred twenty-one million, three hundred sixty-eight thousand, three hundred eighty-nine.

Scientific notation

• Scientific notation: 1.121368389 × 10⁹

Factors of 1121368389

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 195507

Divisors of 1121368389

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 1931 5793 193573 580719 373789463 1121368389
• Sum of all divisors σ(n): 1495939872
• Sum of proper divisors (its aliquot sum) s(n): 374571483
• 1121368389 is a deficient number, because the sum of its proper divisors (374571483) is less than itself. Its deficiency is 746796906

Bases of 1121368389

• Binary: 1000010110101101011100101000101₂
• Hexadecimal: 0x42D6B945
• Base-36: IJMTDX

Squares and roots of 1121368389

• 1121368389 squared (1121368389²) is 1257467063848455321
• 1121368389 cubed (1121368389³) is 1410083815608302483448247869
• The square root of 1121368389 is 33486.8390416295
• The cube root of 1121368389 is 1038.9215858499

Scales and comparisons

• 1,121,368,389 seconds is equal to 35 years, 34 weeks, 19 hours, 13 minutes, 9 seconds.
• To count from 1 to 1,121,368,389 would take you about seventy-one 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 1121368389 cubic inches would be around 86.6 feet tall.

Recreational maths with 1121368389

• 1121368389 backwards is 9838631211
• The number of decimal digits it has is: 10
• The sum of 1121368389's digits is 42
• More coming soon!