45021

Names of 45021

• Cardinal: 45021 can be written as Forty-five thousand and twenty-one.

Scientific notation

• Scientific notation: 4.5021 × 10⁴

Factors of 45021

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 395

Divisors of 45021

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 43 129 349 1047 15007 45021
• Sum of all divisors σ(n): 61600
• Sum of proper divisors (its aliquot sum) s(n): 16579
• 45021 is a deficient number, because the sum of its proper divisors (16579) is less than itself. Its deficiency is 28442

Bases of 45021

• Binary: 1010111111011101₂
• Hexadecimal: 0xAFDD
• Base-36: YQL

Squares and roots of 45021

• 45021 squared (45021²) is 2026890441
• 45021 cubed (45021³) is 91252634544261
• The square root of 45021 is 212.1815260571
• The cube root of 45021 is 35.5744651295

Scales and comparisons

• 45,021 seconds is equal to 12 hours, 30 minutes, 21 seconds.
• To count from 1 to 45,021 would take you about twelve 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 45021 cubic inches would be around 3 feet tall.

Recreational maths with 45021

• 45021 backwards is 12054
• The number of decimal digits it has is: 5
• The sum of 45021's digits is 12
• More coming soon!