29980020

Names of 29980020

• Cardinal: 29980020 can be written as Twenty-nine million, nine hundred eighty thousand and twenty.

Scientific notation

• Scientific notation: 2.998002 × 10⁷

Factors of 29980020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1799

Divisors of 29980020

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 41 42 60 70 82 84 105 123 140 164 205 210 246 287 410 420 492 574 615 820 861 1148 1230 1435 1722 1741 2460 2870 3444 3482 4305 5223 5740 6964 8610 8705 10446 12187 17220 17410 20892 24374 26115 34820 36561 48748 52230 60935 71381 73122 104460 121870 142762 146244 182805 214143 243740 285524 356905 365610 428286 499667 713810 731220 856572 999334 1070715 1427620 1499001 1998668 2141430 2498335 2998002 4282860 4996670 5996004 7495005 9993340 14990010 29980020
• Sum of all divisors σ(n): 98332416
• Sum of proper divisors (its aliquot sum) s(n): 68352396
• 29980020 is an abundant number, because the sum of its proper divisors (68352396) is greater than itself. Its abundance is 38372376

Bases of 29980020

• Binary: 1110010010111010101110100₂
• Hexadecimal: 0x1C97574
• Base-36: HUKQC

Squares and roots of 29980020

• 29980020 squared (29980020²) is 898801599200400
• 29980020 cubed (29980020³) is 26946089920059976008000
• The square root of 29980020 is 5475.4013551519
• The cube root of 29980020 is 310.6542547145

Scales and comparisons

• 29,980,020 seconds is equal to 49 weeks, 3 days, 23 hours, 47 minutes.
• To count from 1 to 29,980,020 would take you about twenty-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 29980020 cubic inches would be around 25.9 feet tall.

Recreational maths with 29980020

• 29980020 backwards is 02008992
• 29980020 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 29980020's digits is 30
• More coming soon!