12971238

Names of 12971238

• Cardinal: 12971238 can be written as Twelve million, nine hundred seventy-one thousand, two hundred thirty-eight.

Scientific notation

• Scientific notation: 1.2971238 × 10⁷

Factors of 12971238

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 557

Divisors of 12971238

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 14 17 21 34 37 42 51 74 102 111 119 222 238 259 357 491 518 629 714 777 982 1258 1473 1554 1887 2946 3437 3774 4403 6874 8347 8806 10311 13209 16694 18167 20622 25041 26418 36334 50082 54501 58429 109002 116858 127169 175287 254338 308839 350574 381507 617678 763014 926517 1853034 2161873 4323746 6485619 12971238
• Sum of all divisors σ(n): 32306688
• Sum of proper divisors (its aliquot sum) s(n): 19335450
• 12971238 is an abundant number, because the sum of its proper divisors (19335450) is greater than itself. Its abundance is 6364212

Bases of 12971238

• Binary: 110001011110110011100110₂
• Hexadecimal: 0xC5ECE6
• Base-36: 7Q0O6

Squares and roots of 12971238

• 12971238 squared (12971238²) is 168253015252644
• 12971238 cubed (12971238³) is 2182449905059675453272
• The square root of 12971238 is 3601.5604951187
• The cube root of 12971238 is 234.9599328099

Scales and comparisons

• 12,971,238 seconds is equal to 21 weeks, 3 days, 3 hours, 7 minutes, 18 seconds.
• To count from 1 to 12,971,238 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 12971238 cubic inches would be around 19.6 feet tall.

Recreational maths with 12971238

• 12971238 backwards is 83217921
• The number of decimal digits it has is: 8
• The sum of 12971238's digits is 33
• More coming soon!