20427225

Names of 20427225

• Cardinal: 20427225 can be written as Twenty million, four hundred twenty-seven thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 2.0427225 × 10⁷

Factors of 20427225

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 142

Divisors of 20427225

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 13 15 21 25 35 39 41 65 73 75 91 105 123 175 195 205 219 273 287 325 365 455 511 525 533 615 861 949 975 1025 1095 1365 1435 1533 1599 1825 2275 2555 2665 2847 2993 3075 3731 4305 4745 5475 6643 6825 7175 7665 7995 8979 11193 12775 13325 14235 14965 18655 19929 20951 21525 23725 33215 38325 38909 39975 44895 55965 62853 71175 74825 93275 99645 104755 116727 166075 194545 224475 272363 279825 314265 498225 523775 583635 817089 972725 1361815 1571325 2918175 4085445 6809075 20427225
• Sum of all divisors σ(n): 43163904
• Sum of proper divisors (its aliquot sum) s(n): 22736679
• 20427225 is an abundant number, because the sum of its proper divisors (22736679) is greater than itself. Its abundance is 2309454

Bases of 20427225

• Binary: 1001101111011000111011001₂
• Hexadecimal: 0x137B1D9
• Base-36: C5TQX

Squares and roots of 20427225

• 20427225 squared (20427225²) is 417271521200625
• 20427225 cubed (20427225³) is 8523699249657437015625
• The square root of 20427225 is 4519.6487695395
• The cube root of 20427225 is 273.3609389463

Scales and comparisons

• 20,427,225 seconds is equal to 33 weeks, 5 days, 10 hours, 13 minutes, 45 seconds.
• To count from 1 to 20,427,225 would take you about fifty 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 20427225 cubic inches would be around 22.8 feet tall.

Recreational maths with 20427225

• 20427225 backwards is 52272402
• The number of decimal digits it has is: 8
• The sum of 20427225's digits is 24
• More coming soon!