2729424225

Names of 2729424225

• Cardinal: 2729424225 can be written as Two billion, seven hundred twenty-nine million, four hundred twenty-four thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 2.729424225 × 10⁹

Factors of 2729424225

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 86

Divisors of 2729424225

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 11 15 25 33 55 67 75 121 165 201 275 335 363 605 737 825 1005 1675 1815 2211 3025 3685 4489 5025 8107 9075 11055 13467 18425 22445 24321 40535 49379 55275 67335 112225 121605 148137 202675 246895 300763 336675 543169 608025 740685 902289 1234475 1503815 1629507 2715845 3308393 3703425 4511445 7519075 8147535 9925179 13579225 16541965 22557225 36392323 40737675 49625895 82709825 109176969 181961615 248129475 545884845 909808075 2729424225
• Sum of all divisors σ(n): 5035337440
• Sum of proper divisors (its aliquot sum) s(n): 2305913215
• 2729424225 is a deficient number, because the sum of its proper divisors (2305913215) is less than itself. Its deficiency is 423511010

Bases of 2729424225

• Binary: 10100010101011111011010101100001₂
• Hexadecimal: 0xA2AFB561
• Base-36: 195117L

Squares and roots of 2729424225

• 2729424225 squared (2729424225²) is 7449756600016850625
• 2729424225 cubed (2729424225³) is 20333546134439627504081390625
• The square root of 2729424225 is 52243.8917482225
• The cube root of 2729424225 is 1397.5167245501

Scales and comparisons

• 2,729,424,225 seconds is equal to 86 years, 40 weeks, 6 days, 13 hours, 23 minutes, 45 seconds.
• To count from 1 to 2,729,424,225 would take you about one hundred seventy-three years!

  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 2729424225 cubic inches would be around 116.5 feet tall.

Recreational maths with 2729424225

• 2729424225 backwards is 5224249272
• The number of decimal digits it has is: 10
• The sum of 2729424225's digits is 39
• More coming soon!