55210987665

Names of 55210987665

• Cardinal: 55210987665 can be written as Fifty-five billion, two hundred ten million, nine hundred eighty-seven thousand, six hundred sixty-five.

Scientific notation

• Scientific notation: 5.5210987665 × 10¹⁰

Factors of 55210987665

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5617

Divisors of 55210987665

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 9 15 27 45 135 277 293 831 879 1385 1465 2493 2637 4155 4395 5039 7479 7911 12465 13185 15117 25195 37395 39555 45351 75585 81161 136053 226755 243483 405805 680265 730449 1217415 1395803 1476427 2191347 3652245 4187409 4429281 6979015 7382135 10956735 12562227 13287843 20937045 22146405 37686681 39863529 62811135 66439215 188433405 199317645 408970279 1226910837 2044851395 3680732511 6134554185 11042197533 18403662555 55210987665
• Sum of all divisors σ(n): 98863027200
• Sum of proper divisors (its aliquot sum) s(n): 43652039535
• 55210987665 is a deficient number, because the sum of its proper divisors (43652039535) is less than itself. Its deficiency is 11558948130

Bases of 55210987665

• Binary: 110011011010110101001101000010010001₂
• Hexadecimal: 0xCDAD4D091
• Base-36: PD372Q9

Squares and roots of 55210987665

• 55210987665 squared (55210987665²) is 3048253158944782152225
• 55210987665 cubed (55210987665³) is 168297067558297651822606627304625
• The square root of 55210987665 is 234970.1846298803
• The cube root of 55210987665 is 3807.8091409557

Scales and comparisons

• 55,210,987,665 seconds is equal to 1,755 years, 28 weeks, 1 hour, 27 minutes, 45 seconds.
• To count from 1 to 55,210,987,665 would take you about three thousand, five hundred eleven 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 55210987665 cubic inches would be around 317.3 feet tall.

Recreational maths with 55210987665

• 55210987665 backwards is 56678901255
• The number of decimal digits it has is: 11
• The sum of 55210987665's digits is 54
• More coming soon!