1375545561

Names of 1375545561

• Cardinal: 1375545561 can be written as One billion, three hundred seventy-five million, five hundred forty-five thousand, five hundred sixty-one.

Scientific notation

• Scientific notation: 1.375545561 × 10⁹

Factors of 1375545561

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 35270415

Divisors of 1375545561

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 13 39 35270399 105811197 458515187 1375545561
• Sum of all divisors σ(n): 1975142400
• Sum of proper divisors (its aliquot sum) s(n): 599596839
• 1375545561 is a deficient number, because the sum of its proper divisors (599596839) is less than itself. Its deficiency is 775948722

Bases of 1375545561

• Binary: 1010001111111010010100011011001₂
• Hexadecimal: 0x51FD28D9
• Base-36: MQYPQX

Squares and roots of 1375545561

• 1375545561 squared (1375545561²) is 1892125590386804721
• 1375545561 cubed (1375545561³) is 2602704956711073506945393481
• The square root of 1375545561 is 37088.3480489493
• The cube root of 1375545561 is 1112.1370945413

Scales and comparisons

• 1,375,545,561 seconds is equal to 43 years, 38 weeks, 2 days, 15 hours, 59 minutes, 21 seconds.
• To count from 1 to 1,375,545,561 would take you about eighty-seven 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 1375545561 cubic inches would be around 92.7 feet tall.

Recreational maths with 1375545561

• 1375545561 backwards is 1655455731
• The number of decimal digits it has is: 10
• The sum of 1375545561's digits is 42
• More coming soon!