12945744

Names of 12945744

• Cardinal: 12945744 can be written as Twelve million, nine hundred forty-five thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.2945744 × 10⁷

Factors of 12945744

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1439

Divisors of 12945744

• Number of divisors d(n): 100
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 54 56 63 72 81 84 108 112 126 144 162 168 189 216 252 324 336 378 432 504 567 648 756 1008 1134 1296 1427 1512 2268 2854 3024 4281 4536 5708 8562 9072 9989 11416 12843 17124 19978 22832 25686 29967 34248 38529 39956 51372 59934 68496 77058 79912 89901 102744 115587 119868 154116 159824 179802 205488 231174 239736 269703 308232 359604 462348 479472 539406 616464 719208 809109 924696 1078812 1438416 1618218 1849392 2157624 3236436 4315248 6472872 12945744
• Sum of all divisors σ(n): 42851424
• Sum of proper divisors (its aliquot sum) s(n): 29905680
• 12945744 is an abundant number, because the sum of its proper divisors (29905680) is greater than itself. Its abundance is 16959936

Bases of 12945744

• Binary: 110001011000100101010000₂
• Hexadecimal: 0xC58950
• Base-36: 7PH00

Squares and roots of 12945744

• 12945744 squared (12945744²) is 167592287713536
• 12945744 cubed (12945744³) is 2169606853113782390784
• The square root of 12945744 is 3598.0194552003
• The cube root of 12945744 is 234.8058997827

Scales and comparisons

• 12,945,744 seconds is equal to 21 weeks, 2 days, 20 hours, 2 minutes, 24 seconds.
• To count from 1 to 12,945,744 would take you about thirty-two 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 12945744 cubic inches would be around 19.6 feet tall.

Recreational maths with 12945744

• 12945744 backwards is 44754921
• 12945744 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 12945744's digits is 36
• More coming soon!