13440142890

Names of 13440142890

• Cardinal: 13440142890 can be written as Thirteen billion, four hundred forty million, one hundred forty-two thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.344014289 × 10¹⁰

Factors of 13440142890

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 291

Divisors of 13440142890

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 243 270 281 405 486 562 729 810 843 1215 1405 1458 1686 2187 2430 2529 2810 3645 4215 4374 5058 6561 7290 7587 8430 10935 12645 13122 15174 19683 21870 22761 25290 32805 37935 39366 45522 59049 65610 68283 75870 98415 113805 118098 136566 177147 196830 204849 227610 295245 341415 354294 409698 531441 590490 614547 682830 885735 1024245 1062882 1229094 1594323 1771470 1843641 2048490 2657205 3072735 3188646 3687282 4782969 5314410 5530923 6145470 7971615 9218205 9565938 11061846 15943230 16592769 18436410 23914845 27654615 33185538 47829690 49778307 55309230 82963845 99556614 149334921 165927690 248891535 298669842 448004763 497783070 746674605 896009526 1344014289 1493349210 2240023815 2688028578 4480047630 6720071445 13440142890
• Sum of all divisors σ(n): 36417523428
• Sum of proper divisors (its aliquot sum) s(n): 22977380538
• 13440142890 is an abundant number, because the sum of its proper divisors (22977380538) is greater than itself. Its abundance is 9537237648

Bases of 13440142890

• Binary: 1100100001000110000100111000101010₂
• Hexadecimal: 0x321184E2A
• Base-36: 669WWMI

Squares and roots of 13440142890

• 13440142890 squared (13440142890²) is 180637440903617552100
• 13440142890 cubed (13440142890³) is 2427793017028550618136019569000
• The square root of 13440142890 is 115931.6302395511
• The cube root of 13440142890 is 2377.5772069385

Scales and comparisons

• 13,440,142,890 seconds is equal to 427 years, 18 weeks, 3 days, 5 hours, 1 minute, 30 seconds.
• To count from 1 to 13,440,142,890 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 13440142890 cubic inches would be around 198.1 feet tall.

Recreational maths with 13440142890

• 13440142890 backwards is 09824104431
• The number of decimal digits it has is: 11
• The sum of 13440142890's digits is 36
• More coming soon!