4085128355

Names of 4085128355

• Cardinal: 4085128355 can be written as Four billion, eighty-five million, one hundred twenty-eight thousand, three hundred fifty-five.

Scientific notation

• Scientific notation: 4.085128355 × 10⁹

Factors of 4085128355

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 289

Divisors of 4085128355

• Number of divisors d(n): 128
• Complete list of divisors:
  1 5 7 11 29 35 43 55 67 77 127 145 203 215 301 319 335 385 469 473 635 737 889 1015 1247 1397 1505 1595 1943 2233 2345 2365 2881 3311 3683 3685 4445 5159 5461 6235 6985 8509 8729 9715 9779 11165 13601 13717 14405 16555 18415 20167 21373 25781 25795 27305 31691 38227 40513 42545 43645 48895 59563 60071 68005 68585 83549 93599 96019 100835 106865 128905 149611 158369 158455 191135 202565 221837 246761 283591 297815 300355 365887 417745 420497 467995 480095 584843 655193 748055 791845 919039 1108583 1109185 1233805 1417955 1727327 1742059 1829435 2102485 2561209 2714371 2924215 3275965 4024757 4595195 5542915 6433273 8636635 8710295 10610723 12194413 12806045 13571855 19000597 20123785 28173299 32166365 53053615 60972065 74275061 95002985 116717953 140866495 371375305 583589765 817025671 4085128355
• Sum of all divisors σ(n): 6617825280
• Sum of proper divisors (its aliquot sum) s(n): 2532696925
• 4085128355 is a deficient number, because the sum of its proper divisors (2532696925) is less than itself. Its deficiency is 1552431430

Bases of 4085128355

• Binary: 11110011011111100001110010100011₂
• Hexadecimal: 0xF37E1CA3
• Base-36: 1VK6H7N

Squares and roots of 4085128355

• 4085128355 squared (4085128355²) is 16688273676825006025
• 4085128355 cubed (4085128355³) is 68173739993197938485773338875
• The square root of 4085128355 is 63915.0088398649
• The cube root of 4085128355 is 1598.5831669593

Scales and comparisons

• 4,085,128,355 seconds is equal to 129 years, 46 weeks, 3 days, 13 hours, 52 minutes, 35 seconds.
• To count from 1 to 4,085,128,355 would take you about two hundred fifty-nine 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 4085128355 cubic inches would be around 133.2 feet tall.

Recreational maths with 4085128355

• 4085128355 backwards is 5538215804
• The number of decimal digits it has is: 10
• The sum of 4085128355's digits is 41
• More coming soon!