1226820

Names of 1226820

• Cardinal: 1226820 can be written as One million, two hundred twenty-six thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.22682 × 10⁶

Factors of 1226820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 167

Divisors of 1226820

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 23 28 30 35 42 46 60 69 70 84 92 105 115 127 138 140 161 210 230 254 276 322 345 381 420 460 483 508 635 644 690 762 805 889 966 1270 1380 1524 1610 1778 1905 1932 2415 2540 2667 2921 3220 3556 3810 4445 4830 5334 5842 7620 8763 8890 9660 10668 11684 13335 14605 17526 17780 20447 26670 29210 35052 40894 43815 53340 58420 61341 81788 87630 102235 122682 175260 204470 245364 306705 408940 613410 1226820
• Sum of all divisors σ(n): 4128768
• Sum of proper divisors (its aliquot sum) s(n): 2901948
• 1226820 is an abundant number, because the sum of its proper divisors (2901948) is greater than itself. Its abundance is 1675128

Bases of 1226820

• Binary: 100101011100001000100₂
• Hexadecimal: 0x12B844
• Base-36: QAMC

Squares and roots of 1226820

• 1226820 squared (1226820²) is 1505087312400
• 1226820 cubed (1226820³) is 1846471216598568000
• The square root of 1226820 is 1107.6190680917
• The cube root of 1226820 is 107.0517116917

Scales and comparisons

• 1,226,820 seconds is equal to 2 weeks, 4 hours, 47 minutes.
• To count from 1 to 1,226,820 would take you about three 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 1226820 cubic inches would be around 8.9 feet tall.

Recreational maths with 1226820

• 1226820 backwards is 0286221
• 1226820 is a Harshad number.
• The number of decimal digits it has is: 7
• The sum of 1226820's digits is 21
• More coming soon!