13139725291
13,139,725,291 is an odd composite number composed of four prime numbers multiplied together.
13139725291 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 13139725291:
73 × 112 × 192 × 877
(7 × 7 × 7 × 11 × 11 × 19 × 19 × 877)See below for interesting mathematical facts about the number 13139725291 from the Numbermatics database.
Names of 13139725291
- Cardinal: 13139725291 can be written as Thirteen billion, one hundred thirty-nine million, seven hundred twenty-five thousand, two hundred ninety-one.
Scientific notation
- Scientific notation: 1.3139725291 × 1010
Factors of 13139725291
Divisors of 13139725291
- Number of divisors d(n): 72
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Complete list of divisors:
1 7 11 19 49 77 121 133 209 343 361 539 847 877 931 1463 2299 2527 3773 3971 5929 6139 6517 9647 10241 16093 16663 17689 27797 41503 42973 43681 67529 71687 106117 112651 116641 123823 183293 194579 300811 305767 316597 472703 742819 788557 816487 1283051 1362053 2016223 2140369 2216179 3308921 3482567 5199733 5715409 8981357 14113561 14982583 15513253 24377969 36398131 38308237 62869499 98794927 108592771 170645783 268157659 691564489 1194520481 1877103613 13139725291
- Sum of all divisors σ(n): 17796357600
- Sum of proper divisors (its aliquot sum) s(n): 4656632309
- 13139725291 is a deficient number, because the sum of its proper divisors (4656632309) is less than itself. Its deficiency is 8483092982
Bases of 13139725291
- Binary: 11000011110011000001001011111010112
- Hexadecimal: 0x30F304BEB
- Base-36: 61B1WX7
Squares and roots of 13139725291
- 13139725291 squared (131397252912) is 172652380722945034681
- 13139725291 cubed (131397252913) is 2268604853536641736200807817171
-
The
square root of 13139725291 is 114628.6407971411 -
The
cube root of 13139725291 is 2359.7288117839
Scales and comparisons
How big is 13139725291?- 13,139,725,291 seconds is equal to 417 years, 41 weeks, 5 days, 3 hours, 41 minutes, 31 seconds.
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To count from 1 to 13,139,725,291 would take you about eight hundred thirty-five 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 13139725291 cubic inches would be around 196.6 feet tall.
Recreational maths with 13139725291
- 13139725291 backwards is 19252793131
- The number of decimal digits it has is: 11
- The sum of 13139725291's digits is 43
- More coming soon!
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