1081421

Names of 1081421

• Cardinal: 1081421 can be written as One million, eighty-one thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 1.081421 × 10⁶

Factors of 1081421

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 5811

Divisors of 1081421

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 17 187 5783 63613 98311 1081421
• Sum of all divisors σ(n): 1249344
• Sum of proper divisors (its aliquot sum) s(n): 167923
• 1081421 is a deficient number, because the sum of its proper divisors (167923) is less than itself. Its deficiency is 913498

Bases of 1081421

• Binary: 100001000000001001101₂
• Hexadecimal: 0x10804D
• Base-36: N6FH

Squares and roots of 1081421

• 1081421 squared (1081421²) is 1169471379241
• 1081421 cubed (1081421³) is 1264690908410181461
• The square root of 1081421 is 1039.9139387469
• The cube root of 1081421 is 102.6435347803

Scales and comparisons

• 1,081,421 seconds is equal to 1 week, 5 days, 12 hours, 23 minutes, 41 seconds.
• To count from 1 to 1,081,421 would take you about two 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 1081421 cubic inches would be around 8.6 feet tall.

Recreational maths with 1081421

• 1081421 backwards is 1241801
• 1081421 is a Harshad number.
• The number of decimal digits it has is: 7
• The sum of 1081421's digits is 17
• More coming soon!