13440370545

Names of 13440370545

• Cardinal: 13440370545 can be written as Thirteen billion, four hundred forty million, three hundred seventy thousand, five hundred forty-five.

Scientific notation

• Scientific notation: 1.3440370545 × 10¹⁰

Factors of 13440370545

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2028

Divisors of 13440370545

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 9 15 21 35 45 63 73 105 219 315 365 373 511 657 1095 1119 1533 1567 1865 2555 2611 3285 3357 4599 4701 5595 7665 7833 7835 10969 13055 14103 16785 22995 23499 23505 27229 32907 39165 54845 70515 81687 98721 114391 117495 136145 164535 190603 245061 343173 408435 493605 571809 571955 584491 800737 953015 1029519 1225305 1715427 1715865 1753473 2402211 2859045 2922455 4003685 4091437 5147595 5260419 7206633 8577135 8767365 12011055 12274311 20457185 26302095 36033165 36822933 42667843 61371555 128003529 184114665 213339215 298674901 384010587 640017645 896024703 1493374505 1920052935 2688074109 4480123515 13440370545
• Sum of all divisors σ(n): 27079084032
• Sum of proper divisors (its aliquot sum) s(n): 13638713487
• 13440370545 is an abundant number, because the sum of its proper divisors (13638713487) is greater than itself. Its abundance is 198342942

Bases of 13440370545

• Binary: 1100100001000110111100011101110001₂
• Hexadecimal: 0x3211BC771
• Base-36: 66A1SA9

Squares and roots of 13440370545

• 13440370545 squared (13440370545²) is 180643560386903597025
• 13440370545 cubed (13440370545³) is 2427916388168067909209359628625
• The square root of 13440370545 is 115932.6120856423
• The cube root of 13440370545 is 2377.5906310093

Scales and comparisons

• 13,440,370,545 seconds is equal to 427 years, 18 weeks, 5 days, 20 hours, 15 minutes, 45 seconds.
• To count from 1 to 13,440,370,545 would take you about eight hundred fifty-four 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 13440370545 cubic inches would be around 198.1 feet tall.

Recreational maths with 13440370545

• 13440370545 backwards is 54507304431
• The number of decimal digits it has is: 11
• The sum of 13440370545's digits is 36
• More coming soon!