12985875

Names of 12985875

• Cardinal: 12985875 can be written as Twelve million, nine hundred eighty-five thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 1.2985875 × 10⁷

Factors of 12985875

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 129

Divisors of 12985875

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 9 15 17 21 25 35 45 51 63 75 85 97 105 119 125 153 175 225 255 291 315 357 375 425 485 525 595 679 765 873 875 1071 1125 1275 1455 1575 1649 1785 2037 2125 2425 2625 2975 3395 3825 4365 4947 5355 6111 6375 7275 7875 8245 8925 10185 11543 12125 14841 14875 16975 19125 21825 24735 26775 30555 34629 36375 41225 44625 50925 57715 74205 84875 103887 109125 123675 133875 152775 173145 206125 254625 288575 371025 519435 618375 763875 865725 1442875 1855125 2597175 4328625 12985875
• Sum of all divisors σ(n): 28619136
• Sum of proper divisors (its aliquot sum) s(n): 15633261
• 12985875 is an abundant number, because the sum of its proper divisors (15633261) is greater than itself. Its abundance is 2647386

Bases of 12985875

• Binary: 110001100010011000010011₂
• Hexadecimal: 0xC62613
• Base-36: 7QBYR

Squares and roots of 12985875

• 12985875 squared (12985875²) is 168632949515625
• 12985875 cubed (12985875³) is 2189846403291216796875
• The square root of 12985875 is 3603.5919580329
• The cube root of 12985875 is 235.0482773909

Scales and comparisons

• 12,985,875 seconds is equal to 21 weeks, 3 days, 7 hours, 11 minutes, 15 seconds.
• To count from 1 to 12,985,875 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 12985875 cubic inches would be around 19.6 feet tall.

Recreational maths with 12985875

• 12985875 backwards is 57858921
• 12985875 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 12985875's digits is 45
• More coming soon!