1321265

Names of 1321265

• Cardinal: 1321265 can be written as One million, three hundred twenty-one thousand, two hundred sixty-five.

Scientific notation

• Scientific notation: 1.321265 × 10⁶

Factors of 1321265

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 24039

Divisors of 1321265

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 11 55 24023 120115 264253 1321265
• Sum of all divisors σ(n): 1729728
• Sum of proper divisors (its aliquot sum) s(n): 408463
• 1321265 is a deficient number, because the sum of its proper divisors (408463) is less than itself. Its deficiency is 912802

Bases of 1321265

• Binary: 101000010100100110001₂
• Hexadecimal: 0x142931
• Base-36: SBHT

Squares and roots of 1321265

• 1321265 squared (1321265²) is 1745741200225
• 1321265 cubed (1321265³) is 2306586746915284625
• The square root of 1321265 is 1149.4629180621
• The cube root of 1321265 is 109.7311616803

Scales and comparisons

• 1,321,265 seconds is equal to 2 weeks, 1 day, 7 hours, 1 minute, 5 seconds.
• To count from 1 to 1,321,265 would take you about three weeks!

  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 1321265 cubic inches would be around 9.1 feet tall.

Recreational maths with 1321265

• 1321265 backwards is 5621231
• The number of decimal digits it has is: 7
• The sum of 1321265's digits is 20
• More coming soon!