3728868

Names of 3728868

• Cardinal: 3728868 can be written as Three million, seven hundred twenty-eight thousand, eight hundred sixty-eight.

Scientific notation

• Scientific notation: 3.728868 × 10⁶

Factors of 3728868

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 123

Divisors of 3728868

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 11 12 13 22 26 33 39 41 44 52 53 66 78 82 106 123 132 143 156 159 164 212 246 286 318 429 451 492 533 572 583 636 689 858 902 1066 1166 1353 1378 1599 1716 1749 1804 2067 2132 2173 2332 2706 2756 3198 3498 4134 4346 5412 5863 6396 6519 6996 7579 8268 8692 11726 13038 15158 17589 22737 23452 23903 26076 28249 30316 35178 45474 47806 56498 70356 71709 84747 90948 95612 112996 143418 169494 286836 310739 338988 621478 932217 1242956 1864434 3728868
• Sum of all divisors σ(n): 10668672
• Sum of proper divisors (its aliquot sum) s(n): 6939804
• 3728868 is an abundant number, because the sum of its proper divisors (6939804) is greater than itself. Its abundance is 3210936

Bases of 3728868

• Binary: 1110001110010111100100₂
• Hexadecimal: 0x38E5E4
• Base-36: 27X7O

Squares and roots of 3728868

• 3728868 squared (3728868²) is 13904456561424
• 3728868 cubed (3728868³) is 51847883129283988032
• The square root of 3728868 is 1931.0277056531
• The cube root of 3728868 is 155.0692441223

Scales and comparisons

• 3,728,868 seconds is equal to 6 weeks, 1 day, 3 hours, 47 minutes, 48 seconds.
• To count from 1 to 3,728,868 would take you about nine 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 3728868 cubic inches would be around 12.9 feet tall.

Recreational maths with 3728868

• 3728868 backwards is 8688273
• The number of decimal digits it has is: 7
• The sum of 3728868's digits is 42
• More coming soon!