20952100

Names of 20952100

• Cardinal: 20952100 can be written as Twenty million, nine hundred fifty-two thousand, one hundred.

Scientific notation

• Scientific notation: 2.09521 × 10⁷

Factors of 20952100

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 318

Divisors of 20952100

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 13 20 25 26 50 52 65 71 100 130 142 227 260 284 325 355 454 650 710 908 923 1135 1300 1420 1775 1846 2270 2951 3550 3692 4540 4615 5675 5902 7100 9230 11350 11804 14755 16117 18460 22700 23075 29510 32234 46150 59020 64468 73775 80585 92300 147550 161170 209521 295100 322340 402925 419042 805850 838084 1047605 1611700 2095210 4190420 5238025 10476050 20952100
• Sum of all divisors σ(n): 49871808
• Sum of proper divisors (its aliquot sum) s(n): 28919708
• 20952100 is an abundant number, because the sum of its proper divisors (28919708) is greater than itself. Its abundance is 7967608

Bases of 20952100

• Binary: 1001111111011010000100100₂
• Hexadecimal: 0x13FB424
• Base-36: CH2QS

Squares and roots of 20952100

• 20952100 squared (20952100²) is 438990494410000
• 20952100 cubed (20952100³) is 9197772737927761000000
• The square root of 20952100 is 4577.3463928351
• The cube root of 20952100 is 275.6824921247

Scales and comparisons

• 20,952,100 seconds is equal to 34 weeks, 4 days, 12 hours, 1 minute, 40 seconds.
• To count from 1 to 20,952,100 would take you about fifty-one 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 20952100 cubic inches would be around 23 feet tall.

Recreational maths with 20952100

• 20952100 backwards is 00125902
• The number of decimal digits it has is: 8
• The sum of 20952100's digits is 19
• More coming soon!