20709150

Names of 20709150

• Cardinal: 20709150 can be written as Twenty million, seven hundred nine thousand, one hundred fifty.

Scientific notation

• Scientific notation: 2.070915 × 10⁷

Factors of 20709150

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 191

Divisors of 20709150

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 7 10 11 14 15 21 22 25 30 33 35 42 50 55 66 70 75 77 105 110 121 150 154 163 165 175 210 231 242 275 326 330 350 363 385 462 489 525 550 605 726 770 815 825 847 978 1050 1141 1155 1210 1630 1650 1694 1793 1815 1925 2282 2310 2445 2541 3025 3423 3586 3630 3850 4075 4235 4890 5082 5379 5705 5775 6050 6846 8150 8470 8965 9075 10758 11410 11550 12225 12551 12705 17115 17930 18150 19723 21175 24450 25102 25410 26895 28525 34230 37653 39446 42350 44825 53790 57050 59169 62755 63525 75306 85575 89650 98615 118338 125510 127050 134475 138061 171150 188265 197230 268950 276122 295845 313775 376530 414183 493075 591690 627550 690305 828366 941325 986150 1380610 1479225 1882650 2070915 2958450 3451525 4141830 6903050 10354575 20709150
• Sum of all divisors σ(n): 64912512
• Sum of proper divisors (its aliquot sum) s(n): 44203362
• 20709150 is an abundant number, because the sum of its proper divisors (44203362) is greater than itself. Its abundance is 23494212

Bases of 20709150

• Binary: 1001110111111111100011110₂
• Hexadecimal: 0x13BFF1E
• Base-36: CBVA6

Squares and roots of 20709150

• 20709150 squared (20709150²) is 428868893722500
• 20709150 cubed (20709150³) is 8881510250433310875000
• The square root of 20709150 is 4550.7307105561
• The cube root of 20709150 is 274.6127883791

Scales and comparisons

• 20,709,150 seconds is equal to 34 weeks, 1 day, 16 hours, 32 minutes, 30 seconds.
• To count from 1 to 20,709,150 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 20709150 cubic inches would be around 22.9 feet tall.

Recreational maths with 20709150

• 20709150 backwards is 05190702
• The number of decimal digits it has is: 8
• The sum of 20709150's digits is 24
• More coming soon!