4138344690

Names of 4138344690

• Cardinal: 4138344690 can be written as Four billion, one hundred thirty-eight million, three hundred forty-four thousand, six hundred ninety.

Scientific notation

• Scientific notation: 4.13834469 × 10⁹

Factors of 4138344690

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 143

Divisors of 4138344690

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 10 15 23 30 31 46 62 69 79 93 115 138 155 158 186 230 237 310 345 395 465 474 690 713 790 930 961 1185 1426 1817 1922 2139 2370 2449 2883 3565 3634 4278 4805 4898 5451 5766 6241 7130 7347 9085 9610 10695 10902 12245 12482 14415 14694 18170 18723 21390 22103 24490 27255 28830 31205 36735 37446 44206 54510 56327 62410 66309 73470 75919 93615 110515 112654 132618 143543 151838 168981 187230 193471 221030 227757 281635 287086 331545 337962 379595 386942 430629 455514 563270 580413 663090 717715 759190 844905 861258 967355 1138785 1160826 1435430 1689810 1746137 1934710 2153145 2277570 2902065 3492274 4306290 4449833 5238411 5804130 5997601 8730685 8899666 10476822 11995202 13349499 17461370 17992803 22249165 26192055 26698998 29988005 35985606 44498330 52384110 59976010 66747495 89964015 133494990 137944823 179928030 275889646 413834469 689724115 827668938 1379448230 2069172345 4138344690
• Sum of all divisors σ(n): 10846229184
• Sum of proper divisors (its aliquot sum) s(n): 6707884494
• 4138344690 is an abundant number, because the sum of its proper divisors (6707884494) is greater than itself. Its abundance is 2569539804

Bases of 4138344690

• Binary: 11110110101010100010000011110010₂
• Hexadecimal: 0xF6AA20F2
• Base-36: 1WFV376

Squares and roots of 4138344690

• 4138344690 squared (4138344690²) is 17125896773251196100
• 4138344690 cubed (4138344690³) is 70872863973072221416583709000
• The square root of 4138344690 is 64329.9672780889
• The cube root of 4138344690 is 1605.4947398057

Scales and comparisons

• 4,138,344,690 seconds is equal to 131 years, 30 weeks, 3 days, 12 hours, 11 minutes, 30 seconds.
• To count from 1 to 4,138,344,690 would take you about two hundred sixty-three 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 4138344690 cubic inches would be around 133.8 feet tall.

Recreational maths with 4138344690

• 4138344690 backwards is 0964438314
• The number of decimal digits it has is: 10
• The sum of 4138344690's digits is 42
• More coming soon!