1229943825

Names of 1229943825

• Cardinal: 1229943825 can be written as One billion, two hundred twenty-nine million, nine hundred forty-three thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 1.229943825 × 10⁹

Factors of 1229943825

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 56

Divisors of 1229943825

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 11 15 25 27 33 37 45 55 75 99 111 121 135 165 185 225 275 297 333 363 407 495 555 605 675 825 925 999 1089 1221 1331 1369 1485 1665 1815 2035 2475 2775 3025 3267 3663 3993 4107 4477 4995 5445 6105 6655 6845 7425 8325 9075 10175 10989 11979 12321 13431 15059 16335 18315 19965 20535 22385 24975 27225 30525 33275 34225 35937 36963 40293 45177 49247 54945 59895 61605 67155 75295 81675 91575 99825 102675 111925 120879 135531 147741 165649 179685 184815 201465 225885 246235 274725 299475 308025 335775 376475 406593 443223 496947 604395 677655 738705 828245 898425 924075 1007325 1129425 1231175 1329669 1490841 1822139 2032965 2216115 2484735 3021975 3388275 3693525 4141225 4472523 5466417 6648345 7454205 9110695 10164825 11080575 12423675 16399251 22362615 27332085 33241725 37271025 45553475 49197753 81996255 111813075 136660425 245988765 409981275 1229943825
• Sum of all divisors σ(n): 2554211520
• Sum of proper divisors (its aliquot sum) s(n): 1324267695
• 1229943825 is an abundant number, because the sum of its proper divisors (1324267695) is greater than itself. Its abundance is 94323870

Bases of 1229943825

• Binary: 1001001010011110111010000010001₂
• Hexadecimal: 0x494F7411
• Base-36: KC9YQ9

Squares and roots of 1229943825

• 1229943825 squared (1229943825²) is 1512761812655630625
• 1229943825 cubed (1229943825³) is 1860612050171599738699640625
• The square root of 1229943825 is 35070.5549571147
• The cube root of 1229943825 is 1071.4249582735

Scales and comparisons

• 1,229,943,825 seconds is equal to 39 years, 5 weeks, 4 days, 11 hours, 3 minutes, 45 seconds.
• To count from 1 to 1,229,943,825 would take you about seventy-eight 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 1229943825 cubic inches would be around 89.3 feet tall.

Recreational maths with 1229943825

• 1229943825 backwards is 5283499221
• 1229943825 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1229943825's digits is 45
• More coming soon!