20450800

Names of 20450800

• Cardinal: 20450800 can be written as Twenty million, four hundred fifty thousand, eight hundred.

Scientific notation

• Scientific notation: 2.04508 × 10⁷

Factors of 20450800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 120

Divisors of 20450800

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 29 40 41 43 50 58 80 82 86 100 116 145 164 172 200 205 215 232 290 328 344 400 410 430 464 580 656 688 725 820 860 1025 1075 1160 1189 1247 1450 1640 1720 1763 2050 2150 2320 2378 2494 2900 3280 3440 3526 4100 4300 4756 4988 5800 5945 6235 7052 8200 8600 8815 9512 9976 11600 11890 12470 14104 16400 17200 17630 19024 19952 23780 24940 28208 29725 31175 35260 44075 47560 49880 51127 59450 62350 70520 88150 95120 99760 102254 118900 124700 141040 176300 204508 237800 249400 255635 352600 409016 475600 498800 511270 705200 818032 1022540 1278175 2045080 2556350 4090160 5112700 10225400 20450800
• Sum of all divisors σ(n): 53277840
• Sum of proper divisors (its aliquot sum) s(n): 32827040
• 20450800 is an abundant number, because the sum of its proper divisors (32827040) is greater than itself. Its abundance is 12376240

Bases of 20450800

• Binary: 1001110000000110111110000₂
• Hexadecimal: 0x1380DF0
• Base-36: C6BXS

Squares and roots of 20450800

• 20450800 squared (20450800²) is 418235220640000
• 20450800 cubed (20450800³) is 8553244850264512000000
• The square root of 20450800 is 4522.2560741293
• The cube root of 20450800 is 273.4660602005

Scales and comparisons

• 20,450,800 seconds is equal to 33 weeks, 5 days, 16 hours, 46 minutes, 40 seconds.
• To count from 1 to 20,450,800 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 20450800 cubic inches would be around 22.8 feet tall.

Recreational maths with 20450800

• 20450800 backwards is 00805402
• The number of decimal digits it has is: 8
• The sum of 20450800's digits is 19
• More coming soon!