6456

Names of 6456

• Cardinal: 6456 can be written as Six thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 6.456 × 10³

Factors of 6456

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 274

Divisors of 6456

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 4 6 8 12 24 269 538 807 1076 1614 2152 3228 6456
• Sum of all divisors σ(n): 16200
• Sum of proper divisors (its aliquot sum) s(n): 9744
• 6456 is an abundant number, because the sum of its proper divisors (9744) is greater than itself. Its abundance is 3288

Bases of 6456

• Binary: 1100100111000₂
• Hexadecimal: 0x1938
• Base-36: 4ZC

Squares and roots of 6456

• 6456 squared (6456²) is 41679936
• 6456 cubed (6456³) is 269085666816
• The square root of 6456 is 80.3492377065
• The cube root of 6456 is 18.6203500245

Scales and comparisons

• 6,456 seconds is equal to 1 hour, 47 minutes, 36 seconds.
• To count from 1 to 6,456 would take you about forty-seven minutes.

  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 6456 cubic inches would be around 1.6 feet tall.

Recreational maths with 6456

• 6456 backwards is 6546
• The number of decimal digits it has is: 4
• The sum of 6456's digits is 21
• More coming soon!