13661136240

Names of 13661136240

• Cardinal: 13661136240 can be written as Thirteen billion, six hundred sixty-one million, one hundred thirty-six thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.366113624 × 10¹⁰

Factors of 13661136240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 74420

Divisors of 13661136240

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 773 1546 2319 3092 3865 4638 6184 7730 9276 11595 12368 15460 18552 23190 30920 37104 46380 61840 73637 92760 147274 185520 220911 294548 368185 441822 589096 736370 883644 1104555 1178192 1472740 1767288 2209110 2945480 3534576 4418220 5890960 8836440 17672880 56921401 113842802 170764203 227685604 284607005 341528406 455371208 569214010 683056812 853821015 910742416 1138428020 1366113624 1707642030 2276856040 2732227248 3415284060 4553712080 6830568120 13661136240
• Sum of all divisors σ(n): 42404884128
• Sum of proper divisors (its aliquot sum) s(n): 28743747888
• 13661136240 is an abundant number, because the sum of its proper divisors (28743747888) is greater than itself. Its abundance is 15082611648

Bases of 13661136240

• Binary: 1100101110010001000110010101110000₂
• Hexadecimal: 0x32E446570
• Base-36: 69XHK6O

Squares and roots of 13661136240

• 13661136240 squared (13661136240²) is 186626643367841337600
• 13661136240 cubed (13661136240³) is 2549532001061972947657434624000
• The square root of 13661136240 is 116880.8634465027
• The cube root of 13661136240 is 2390.5377570657

Scales and comparisons

• 13,661,136,240 seconds is equal to 434 years, 19 weeks, 6 days, 4 minutes.
• To count from 1 to 13,661,136,240 would take you about eight hundred sixty-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 13661136240 cubic inches would be around 199.2 feet tall.

Recreational maths with 13661136240

• 13661136240 backwards is 04263116631
• The number of decimal digits it has is: 11
• The sum of 13661136240's digits is 33
• More coming soon!