13505187430

Names of 13505187430

• Cardinal: 13505187430 can be written as Thirteen billion, five hundred five million, one hundred eighty-seven thousand, four hundred thirty.

Scientific notation

• Scientific notation: 1.350518743 × 10¹⁰

Factors of 13505187430

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4303

Divisors of 13505187430

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 5 7 10 14 17 34 35 49 70 85 98 119 170 238 245 421 490 595 833 842 1190 1666 2105 2947 3851 4165 4210 5894 7157 7702 8330 14314 14735 19255 20629 26957 29470 35785 38510 41258 50099 53914 65467 71570 100198 103145 130934 134785 188699 206290 250495 269570 327335 350693 377398 458269 500990 654670 701386 916538 943495 1621271 1753465 1886990 2291345 3207883 3242542 3506930 4582690 6415766 8106355 11348897 16039415 16212710 22697794 27561607 32078830 55123214 56744485 79442279 113488970 137808035 158884558 192931249 275616070 385862498 397211395 794422790 964656245 1350518743 1929312490 2701037486 6752593715 13505187430
• Sum of all divisors σ(n): 30020546592
• Sum of proper divisors (its aliquot sum) s(n): 16515359162
• 13505187430 is an abundant number, because the sum of its proper divisors (16515359162) is greater than itself. Its abundance is 3010171732

Bases of 13505187430

• Binary: 1100100100111110001100111001100110₂
• Hexadecimal: 0x324F8CE66
• Base-36: 67CN1BA

Squares and roots of 13505187430

• 13505187430 squared (13505187430²) is 182390087519430004900
• 13505187430 cubed (13505187430³) is 2463212317324005982940318407000
• The square root of 13505187430 is 116211.8213866387
• The cube root of 13505187430 is 2381.4065215577

Scales and comparisons

• 13,505,187,430 seconds is equal to 429 years, 22 weeks, 57 minutes, 10 seconds.
• To count from 1 to 13,505,187,430 would take you about eight hundred fifty-eight 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 13505187430 cubic inches would be around 198.5 feet tall.

Recreational maths with 13505187430

• 13505187430 backwards is 03478150531
• The number of decimal digits it has is: 11
• The sum of 13505187430's digits is 37
• More coming soon!