131812855551

Names of 131812855551

• Cardinal: 131812855551 can be written as One hundred thirty-one billion, eight hundred twelve million, eight hundred fifty-five thousand, five hundred fifty-one.

Scientific notation

• Scientific notation: 1.31812855551 × 10¹¹

Factors of 131812855551

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5647

Divisors of 131812855551

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 13 27 39 67 117 201 351 603 871 1321 1809 2613 3963 4243 7839 11889 12729 17173 23517 35667 38187 51519 55159 88507 114561 154557 165477 265521 284281 463671 496431 796563 852843 1150591 1489293 2389689 2558529 3451773 3695653 5605003 7675587 10355319 11086959 16815009 31065957 33260877 50445027 72865039 99782631 151335081 218595117 375535201 655785351 1126605603 1967356053 3379816809 4881957613 10139450427 14645872839 43937618517 131812855551
• Sum of all divisors σ(n): 213650429440
• Sum of proper divisors (its aliquot sum) s(n): 81837573889
• 131812855551 is a deficient number, because the sum of its proper divisors (81837573889) is less than itself. Its deficiency is 49975281662

Bases of 131812855551

• Binary: 1111010110000101010001000111011111111₂
• Hexadecimal: 0x1EB0A88EFF
• Base-36: 1OJXYY9R

Squares and roots of 131812855551

• 131812855551 squared (131812855551²) is 17374628888508791513601
• 131812855551 cubed (131812855551³) is 2290199447933241019575863264849151
• The square root of 131812855551 is 363060.4020696831
• The cube root of 131812855551 is 5089.2359871765

Scales and comparisons

• 131,812,855,551 seconds is equal to 4,191 years, 12 weeks, 3 days, 18 hours, 5 minutes, 51 seconds.
• To count from 1 to 131,812,855,551 would take you about eight thousand, three hundred eighty-two 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 131812855551 cubic inches would be around 424.1 feet tall.

Recreational maths with 131812855551

• 131812855551 backwards is 155558218131
• The number of decimal digits it has is: 12
• The sum of 131812855551's digits is 45
• More coming soon!