4486640128

Names of 4486640128

• Cardinal: 4486640128 can be written as Four billion, four hundred eighty-six million, six hundred forty thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 4.486640128 × 10⁹

Factors of 4486640128

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 212

Divisors of 4486640128

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 16 32 37 64 74 128 148 173 256 296 346 512 592 692 1184 1369 1384 2368 2738 2768 4736 5476 5536 6401 9472 10952 11072 12802 18944 21904 22144 25604 43808 44288 50653 51208 87616 88576 101306 102416 175232 202612 204832 236837 350464 405224 409664 473674 700928 810448 819328 947348 1620896 1638656 1894696 3241792 3277312 3789392 6483584 7578784 8762969 12967168 15157568 17525938 25934336 30315136 35051876 60630272 70103752 121260544 140207504 280415008 560830016 1121660032 2243320064 4486640128
• Sum of all divisors σ(n): 9266784120
• Sum of proper divisors (its aliquot sum) s(n): 4780143992
• 4486640128 is an abundant number, because the sum of its proper divisors (4780143992) is greater than itself. Its abundance is 293503864

Bases of 4486640128

• Binary: 100001011011011001011001000000000₂
• Hexadecimal: 0x10B6CB200
• Base-36: 22789OG

Squares and roots of 4486640128

• 4486640128 squared (4486640128²) is 20129939638179856384
• 4486640128 cubed (4486640128³) is 90315794954875544533731377152
• The square root of 4486640128 is 66982.3866997885
• The cube root of 4486640128 is 1649.3281780409

Scales and comparisons

• 4,486,640,128 seconds is equal to 142 years, 34 weeks, 2 days, 16 hours, 55 minutes, 28 seconds.
• To count from 1 to 4,486,640,128 would take you about two hundred eighty-five 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 4486640128 cubic inches would be around 137.4 feet tall.

Recreational maths with 4486640128

• 4486640128 backwards is 8210466844
• The number of decimal digits it has is: 10
• The sum of 4486640128's digits is 43
• More coming soon!