5115

Names of 5115

• Cardinal: 5115 can be written as Five thousand, one hundred fifteen.

Scientific notation

• Scientific notation: 5.115 × 10³

Factors of 5115

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 50

Divisors of 5115

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 5 11 15 31 33 55 93 155 165 341 465 1023 1705 5115
• Sum of all divisors σ(n): 9216
• Sum of proper divisors (its aliquot sum) s(n): 4101
• 5115 is a deficient number, because the sum of its proper divisors (4101) is less than itself. Its deficiency is 1014

Bases of 5115

• Binary: 1001111111011₂
• Hexadecimal: 0x13FB
• Base-36: 3Y3

Squares and roots of 5115

• 5115 squared (5115²) is 26163225
• 5115 cubed (5115³) is 133824895875
• The square root of 5115 is 71.5192281837
• The cube root of 5115 is 17.2298651857

Scales and comparisons

• 5,115 seconds is equal to 1 hour, 25 minutes, 15 seconds.
• To count from 1 to 5,115 would take you about twenty-five 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 5115 cubic inches would be around 1.4 feet tall.

Recreational maths with 5115

• 5115 is the same when its digits are reversed! That makes it a palindromic number.
• The number of decimal digits it has is: 4
• The sum of 5115's digits is 12
• More coming soon!