20243790

Names of 20243790

• Cardinal: 20243790 can be written as Twenty million, two hundred forty-three thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 2.024379 × 10⁷

Factors of 20243790

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 10728

Divisors of 20243790

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 90 105 126 135 189 210 270 315 378 630 945 1890 10711 21422 32133 53555 64266 74977 96399 107110 149954 160665 192798 224931 289197 321330 374885 449862 481995 578394 674793 749770 963990 1124655 1349586 1445985 2024379 2249310 2891970 3373965 4048758 6747930 10121895 20243790
• Sum of all divisors σ(n): 61701120
• Sum of proper divisors (its aliquot sum) s(n): 41457330
• 20243790 is an abundant number, because the sum of its proper divisors (41457330) is greater than itself. Its abundance is 21213540

Bases of 20243790

• Binary: 1001101001110010101001110₂
• Hexadecimal: 0x134E54E
• Base-36: C1W7I

Squares and roots of 20243790

• 20243790 squared (20243790²) is 409811033564100
• 20243790 cubed (20243790³) is 8296128503154591939000
• The square root of 20243790 is 4499.3099470919
• The cube root of 20243790 is 272.5402235605

Scales and comparisons

• 20,243,790 seconds is equal to 33 weeks, 3 days, 7 hours, 16 minutes, 30 seconds.
• To count from 1 to 20,243,790 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 20243790 cubic inches would be around 22.7 feet tall.

Recreational maths with 20243790

• 20243790 backwards is 09734202
• 20243790 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20243790's digits is 27
• More coming soon!