13012075845

Names of 13012075845

• Cardinal: 13012075845 can be written as Thirteen billion, twelve million, seventy-five thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 1.3012075845 × 10¹⁰

Factors of 13012075845

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 42397

Divisors of 13012075845

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 9 15 27 43 45 53 129 135 159 215 265 387 477 645 795 1161 1431 1935 2279 2385 5805 6837 7155 11395 20511 34185 42293 61533 102555 126879 211465 307665 380637 634395 1141911 1818599 1903185 2241529 5455797 5709555 6724587 9092995 11207645 16367391 20173761 27278985 33622935 49102173 60521283 81836955 96385747 100868805 245510865 289157241 302606415 481928735 867471723 1445786205 2602415169 4337358615 13012075845
• Sum of all divisors σ(n): 24117730560
• Sum of proper divisors (its aliquot sum) s(n): 11105654715
• 13012075845 is a deficient number, because the sum of its proper divisors (11105654715) is less than itself. Its deficiency is 1906421130

Bases of 13012075845

• Binary: 1100000111100101001000010101000101₂
• Hexadecimal: 0x307948545
• Base-36: 5Z71XZ9

Squares and roots of 13012075845

• 13012075845 squared (13012075845²) is 169314117796032464025
• 13012075845 cubed (13012075845³) is 2203128142391238661975533976125
• The square root of 13012075845 is 114070.4863012339
• The cube root of 13012075845 is 2352.0625227419

Scales and comparisons

• 13,012,075,845 seconds is equal to 413 years, 38 weeks, 4 days, 17 hours, 30 minutes, 45 seconds.
• To count from 1 to 13,012,075,845 would take you about eight hundred twenty-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 13012075845 cubic inches would be around 196 feet tall.

Recreational maths with 13012075845

• 13012075845 backwards is 54857021031
• The number of decimal digits it has is: 11
• The sum of 13012075845's digits is 36
• More coming soon!