12142944

Names of 12142944

• Cardinal: 12142944 can be written as Twelve million, one hundred forty-two thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.2142944 × 10⁷

Factors of 12142944

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3849

Divisors of 12142944

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 66 72 88 96 99 132 144 176 198 264 288 352 396 528 792 1056 1584 3168 3833 7666 11499 15332 22998 30664 34497 42163 45996 61328 68994 84326 91992 122656 126489 137988 168652 183984 252978 275976 337304 367968 379467 505956 551952 674608 758934 1011912 1103904 1349216 1517868 2023824 3035736 4047648 6071472 12142944
• Sum of all divisors σ(n): 37680552
• Sum of proper divisors (its aliquot sum) s(n): 25537608
• 12142944 is an abundant number, because the sum of its proper divisors (25537608) is greater than itself. Its abundance is 13394664

Bases of 12142944

• Binary: 101110010100100101100000₂
• Hexadecimal: 0xB94960
• Base-36: 789K0

Squares and roots of 12142944

• 12142944 squared (12142944²) is 147451088987136
• 12142944 cubed (12142944³) is 1790490316309809168384
• The square root of 12142944 is 3484.6727249485
• The cube root of 12142944 is 229.8483183897

Scales and comparisons

• 12,142,944 seconds is equal to 20 weeks, 13 hours, 2 minutes, 24 seconds.
• To count from 1 to 12,142,944 would take you about thirty 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 12142944 cubic inches would be around 19.2 feet tall.

Recreational maths with 12142944

• 12142944 backwards is 44924121
• The number of decimal digits it has is: 8
• The sum of 12142944's digits is 27
• More coming soon!