2218449168

Names of 2218449168

• Cardinal: 2218449168 can be written as Two billion, two hundred eighteen million, four hundred forty-nine thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 2.218449168 × 10⁹

Factors of 2218449168

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 395041

Divisors of 2218449168

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 72 78 104 108 117 144 156 208 216 234 312 351 432 468 624 702 936 1404 1872 2808 5616 395023 790046 1185069 1580092 2370138 3160184 3555207 4740276 5135299 6320368 7110414 9480552 10270598 10665621 14220828 15405897 18961104 20541196 21331242 28441656 30811794 41082392 42662484 46217691 56883312 61623588 82164784 85324968 92435382 123247176 138653073 170649936 184870764 246494352 277306146 369741528 554612292 739483056 1109224584 2218449168
• Sum of all divisors σ(n): 6857616640
• Sum of proper divisors (its aliquot sum) s(n): 4639167472
• 2218449168 is an abundant number, because the sum of its proper divisors (4639167472) is greater than itself. Its abundance is 2420718304

Bases of 2218449168

• Binary: 10000100001110101101100100010000₂
• Hexadecimal: 0x843AD910
• Base-36: 10OT2C0

Squares and roots of 2218449168

• 2218449168 squared (2218449168²) is 4921516710999892224
• 2218449168 cubed (2218449168³) is 10918134652815807352422469632
• The square root of 2218449168 is 47100.4157943431
• The cube root of 2218449168 is 1304.2169116121

Scales and comparisons

• 2,218,449,168 seconds is equal to 70 years, 28 weeks, 11 hours, 52 minutes, 48 seconds.
• To count from 1 to 2,218,449,168 would take you about one hundred forty-one 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 2218449168 cubic inches would be around 108.7 feet tall.

Recreational maths with 2218449168

• 2218449168 backwards is 8619448122
• The number of decimal digits it has is: 10
• The sum of 2218449168's digits is 45
• More coming soon!