72148

Names of 72148

• Cardinal: 72148 can be written as Seventy-two thousand, one hundred forty-eight.

Scientific notation

• Scientific notation: 7.2148 × 10⁴

Factors of 72148

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1080

Divisors of 72148

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 17 34 68 1061 2122 4244 18037 36074 72148
• Sum of all divisors σ(n): 133812
• Sum of proper divisors (its aliquot sum) s(n): 61664
• 72148 is a deficient number, because the sum of its proper divisors (61664) is less than itself. Its deficiency is 10484

Bases of 72148

• Binary: 10001100111010100₂
• Hexadecimal: 0x119D4
• Base-36: 1JO4

Squares and roots of 72148

• 72148 squared (72148²) is 5205333904
• 72148 cubed (72148³) is 375554430505792
• The square root of 72148 is 268.6037974417
• The cube root of 72148 is 41.6301618045

Scales and comparisons

• 72,148 seconds is equal to 20 hours, 2 minutes, 28 seconds.
• To count from 1 to 72,148 would take you about twenty hours.

  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 72148 cubic inches would be around 3.5 feet tall.

Recreational maths with 72148

• 72148 backwards is 84127
• The number of decimal digits it has is: 5
• The sum of 72148's digits is 22
• More coming soon!