2989451472

Names of 2989451472

• Cardinal: 2989451472 can be written as Two billion, nine hundred eighty-nine million, four hundred fifty-one thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.989451472 × 10⁹

Factors of 2989451472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11670

Divisors of 2989451472

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 821 1642 2463 3284 4926 5747 6568 9852 10837 11494 13136 17241 19704 21674 22988 32511 34482 39408 43348 45976 65022 68964 75859 86696 91952 130044 137928 151718 173392 227577 260088 275856 303436 455154 520176 606872 910308 1213744 1820616 3641232 8897177 17794354 26691531 35588708 53383062 62280239 71177416 106766124 124560478 142354832 186840717 213532248 249120956 373681434 427064496 498241912 747362868 996483824 1494725736 2989451472
• Sum of all divisors σ(n): 8837565312
• Sum of proper divisors (its aliquot sum) s(n): 5848113840
• 2989451472 is an abundant number, because the sum of its proper divisors (5848113840) is greater than itself. Its abundance is 2858662368

Bases of 2989451472

• Binary: 10110010001011110110100011010000₂
• Hexadecimal: 0xB22F68D0
• Base-36: 1DFUBIO

Squares and roots of 2989451472

• 2989451472 squared (2989451472²) is 8936820103442966784
• 2989451472 cubed (2989451472³) is 26716190013236769320475906048
• The square root of 2989451472 is 54675.8765087493
• The cube root of 2989451472 is 1440.5571840707

Scales and comparisons

• 2,989,451,472 seconds is equal to 95 years, 2 weeks, 6 days, 3 hours, 11 minutes, 12 seconds.
• To count from 1 to 2,989,451,472 would take you about one hundred ninety 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 2989451472 cubic inches would be around 120 feet tall.

Recreational maths with 2989451472

• 2989451472 backwards is 2741549892
• The number of decimal digits it has is: 10
• The sum of 2989451472's digits is 51
• More coming soon!