428290043996785551

Names of 428290043996785551

• Cardinal: 428290043996785551 can be written as Four hundred twenty-eight quadrillion, two hundred ninety trillion, forty-three billion, nine hundred ninety-six million, seven hundred eighty-five thousand, five hundred fifty-one.

Scientific notation

• Scientific notation: 4.28290043996785551 × 10¹⁷

Factors of 428290043996785551

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 86263031

Divisors of 428290043996785551

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 7 21 113 339 791 2373 2145631 6436893 15019417 45058251 84117277 242456303 252351831 588820939 727368909 1697194121 1766462817 5091582363 9505252301 28515756903 66536766107 199610298321 180484637166787 541453911500361 1263392460167509 3790177380502527 20394763999846931 61184291999540793 142763347998928517 428290043996785551
• Sum of all divisors σ(n): 658408271071531008
• Sum of proper divisors (its aliquot sum) s(n): 230118227074745457
• 428290043996785551 is a deficient number, because the sum of its proper divisors (230118227074745457) is less than itself. Its deficiency is 198171816922040094

Bases of 428290043996785551

• Binary: 10111110001100101111000011010011101010000111100101110001111₂
• Hexadecimal: 0x5F197869D43CB8F
• Base-36: 39545DZUG2OF

Squares and roots of 428290043996785551

• 428290043996785551 squared (428290043996785551²) is 183432361786768502992718820682373601
• 428290043996785551 cubed (428290043996785551³) is 78562254300089366792652559162005457576304808860639151
• The square root of 428290043996785551 is 654438724.4018996397
• The cube root of 428290043996785551 is 753782.4000860817

Scales and comparisons

• 428,290,043,996,785,551 seconds is equal to 13,618,298,611 years, 3 days, 5 hours, 45 minutes, 51 seconds.
• To count from 1 to 428,290,043,996,785,551 would take you about forty billion, eight hundred fifty-four million, eight hundred ninety-five thousand, eight hundred thirty-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 428290043996785551 cubic inches would be around 62815.2 feet tall.

Recreational maths with 428290043996785551

• 428290043996785551 backwards is 155587699340092824
• The number of decimal digits it has is: 18
• The sum of 428290043996785551's digits is 87
• More coming soon!