13185617920
13,185,617,920 is an even composite number composed of four prime numbers multiplied together.
13185617920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred fifty-six divisors.
Prime factorization of 13185617920:
212 × 5 × 29 × 1492
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 29 × 149 × 149)See below for interesting mathematical facts about the number 13185617920 from the Numbermatics database.
Names of 13185617920
- Cardinal: 13185617920 can be written as Thirteen billion, one hundred eighty-five million, six hundred seventeen thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.318561792 × 1010
Factors of 13185617920
Divisors of 13185617920
- Number of divisors d(n): 156
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Complete list of divisors:
1 2 4 5 8 10 16 20 29 32 40 58 64 80 116 128 145 149 160 232 256 290 298 320 464 512 580 596 640 745 928 1024 1160 1192 1280 1490 1856 2048 2320 2384 2560 2980 3712 4096 4321 4640 4768 5120 5960 7424 8642 9280 9536 10240 11920 14848 17284 18560 19072 20480 21605 22201 23840 29696 34568 37120 38144 43210 44402 47680 59392 69136 74240 76288 86420 88804 95360 111005 118784 138272 148480 152576 172840 177608 190720 222010 276544 296960 305152 345680 355216 381440 444020 553088 593920 610304 643829 691360 710432 762880 888040 1106176 1287658 1382720 1420864 1525760 1776080 2212352 2575316 2765440 2841728 3051520 3219145 3552160 4424704 5150632 5530880 5683456 6438290 7104320 8849408 10301264 11061760 11366912 12876580 14208640 17698816 20602528 22123520 22733824 25753160 28417280 41205056 44247040 45467648 51506320 56834560 82410112 88494080 90935296 103012640 113669120 164820224 206025280 227338240 329640448 412050560 454676480 659280896 824101120 1318561792 1648202240 2637123584 3296404480 6592808960 13185617920
- Sum of all divisors σ(n): 32953867380
- Sum of proper divisors (its aliquot sum) s(n): 19768249460
- 13185617920 is an abundant number, because the sum of its proper divisors (19768249460) is greater than itself. Its abundance is 6582631540
Bases of 13185617920
- Binary: 11000100011110110010010000000000002
- Hexadecimal: 0x311EC9000
- Base-36: 622DJWG
Squares and roots of 13185617920
- 13185617920 squared (131856179202) is 173860519932225126400
- 13185617920 cubed (131856179203) is 2292458387198864812134105088000
-
The
square root of 13185617920 is 114828.6459033633 -
The
cube root of 13185617920 is 2362.4728652109
Scales and comparisons
How big is 13185617920?- 13,185,617,920 seconds is equal to 419 years, 13 weeks, 4 days, 7 hours, 38 minutes, 40 seconds.
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To count from 1 to 13,185,617,920 would take you about eight hundred thirty-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 13185617920 cubic inches would be around 196.9 feet tall.
Recreational maths with 13185617920
- 13185617920 backwards is 02971658131
- The number of decimal digits it has is: 11
- The sum of 13185617920's digits is 43
- More coming soon!
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