51385816559

Names of 51385816559

• Cardinal: 51385816559 can be written as Fifty-one billion, three hundred eighty-five million, eight hundred sixteen thousand, five hundred fifty-nine.

Scientific notation

• Scientific notation: 5.1385816559 × 10¹⁰

Factors of 51385816559

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4992

Divisors of 51385816559

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 11 19 41 77 133 181 209 287 451 779 1267 1463 1991 3157 3439 4733 5453 7421 8569 13937 24073 33131 37829 51947 52063 59983 81631 89927 140999 194053 264803 364441 571417 629489 856673 986993 989197 1358371 1550989 2134583 3687007 5996711 6924379 9423403 10856923 14942081 16276787 25809049 35123593 40557077 65963821 113937509 179044657 245865151 283899539 386359523 667348267 1253312599 2704516661 4671437869 7340830937 51385816559
• Sum of all divisors σ(n): 69478456320
• Sum of proper divisors (its aliquot sum) s(n): 18092639761
• 51385816559 is a deficient number, because the sum of its proper divisors (18092639761) is less than itself. Its deficiency is 33293176798

Bases of 51385816559

• Binary: 101111110110110101010101010111101111₂
• Hexadecimal: 0xBF6D555EF
• Base-36: NLTSDTB

Squares and roots of 51385816559

• 51385816559 squared (51385816559²) is 2640502143435198600481
• 51385816559 cubed (51385816559³) is 135684358766207421388050195164879
• The square root of 51385816559 is 226684.3985787289
• The cube root of 51385816559 is 3717.7577480347

Scales and comparisons

• 51,385,816,559 seconds is equal to 1,633 years, 47 weeks, 2 days, 5 hours, 55 minutes, 59 seconds.
• To count from 1 to 51,385,816,559 would take you about three thousand, two hundred sixty-seven 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 51385816559 cubic inches would be around 309.8 feet tall.

Recreational maths with 51385816559

• 51385816559 backwards is 95561858315
• The number of decimal digits it has is: 11
• The sum of 51385816559's digits is 56
• More coming soon!