28808201072728

Names of 28808201072728

• Cardinal: 28808201072728 can be written as Twenty-eight trillion, eight hundred eight billion, two hundred one million, seventy-two thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.8808201072728 × 10¹³

Factors of 28808201072728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 81757

Divisors of 28808201072728

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 8 11 14 22 28 44 49 56 77 88 98 154 196 308 392 539 616 1078 2156 4312 81737 163474 326948 572159 653896 899107 1144318 1798214 2288636 3596428 4005113 4577272 6293749 7192856 8010226 12587498 16020452 25174996 32040904 44056243 50349992 88112486 176224972 352449944 6680937169 13361874338 26723748676 46766560183 53447497352 73490308859 93533120366 146980617718 187066240732 293961235436 327365921281 374132481464 514432162013 587922470872 654731842562 1028864324026 1309463685124 2057728648052 2618927370248 3601025134091 4115457296104 7202050268182 14404100536364 28808201072728
• Sum of all divisors σ(n): 68547253985820
• Sum of proper divisors (its aliquot sum) s(n): 39739052913092
• 28808201072728 is an abundant number, because the sum of its proper divisors (39739052913092) is greater than itself. Its abundance is 10930851840364

Bases of 28808201072728

• Binary: 110100011001101101110100101110111000001011000₂
• Hexadecimal: 0x1A336E977058
• Base-36: A7MAZ42FS

Squares and roots of 28808201072728

• 28808201072728 squared (28808201072728²) is 829912449046726689945361984
• 28808201072728 cubed (28808201072728³) is 23908284704898233470281005759177070372352
• The square root of 28808201072728 is 5367327.1814496271
• The cube root of 28808201072728 is 30655.2865378497

Scales and comparisons

• 28,808,201,072,728 seconds is equal to 916,011 years, 35 weeks, 4 days, 3 hours, 45 minutes, 28 seconds.
• To count from 1 to 28,808,201,072,728 would take you about two million, two hundred ninety thousand and twenty-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 28808201072728 cubic inches would be around 2554.6 feet tall.

Recreational maths with 28808201072728

• 28808201072728 backwards is 82727010280882
• The number of decimal digits it has is: 14
• The sum of 28808201072728's digits is 55
• More coming soon!