12725447490
12,725,447,490 is an even composite number composed of six prime numbers multiplied together.
12725447490 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 12725447490:
2 × 34 × 5 × 73 × 163 × 281
(2 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 163 × 281)See below for interesting mathematical facts about the number 12725447490 from the Numbermatics database.
Names of 12725447490
- Cardinal: 12725447490 can be written as Twelve billion, seven hundred twenty-five million, four hundred forty-seven thousand, four hundred ninety.
Scientific notation
- Scientific notation: 1.272544749 × 1010
Factors of 12725447490
Divisors of 12725447490
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 49 54 63 70 81 90 98 105 126 135 147 162 163 189 210 245 270 281 294 315 326 343 378 405 441 489 490 562 567 630 686 735 810 815 843 882 945 978 1029 1134 1141 1323 1405 1467 1470 1630 1686 1715 1890 1967 2058 2205 2282 2445 2529 2646 2810 2835 2934 3087 3423 3430 3934 3969 4215 4401 4410 4890 5058 5145 5670 5705 5901 6174 6615 6846 7335 7587 7938 7987 8430 8802 9261 9835 10269 10290 11410 11802 12645 13203 13230 13769 14670 15174 15435 15974 17115 17703 18522 19670 19845 20538 22005 22761 23961 25290 26406 27538 27783 29505 30807 30870 34230 35406 37935 39690 39935 41307 44010 45522 45803 46305 47922 51345 53109 55566 55909 59010 61614 66015 68845 71883 75870 79870 82614 88515 91606 92421 92610 96383 102690 106218 111818 113805 119805 123921 132030 137409 137690 138915 143766 154035 159327 167727 177030 184842 192766 206535 215649 227610 229015 239610 247842 265545 274818 277830 279545 289149 308070 318654 320621 335454 359415 371763 412227 413070 431298 458030 462105 481915 503181 531090 559090 578298 619605 641242 646947 687045 718830 743526 796635 824454 838635 867447 924210 961863 963830 1006362 1078245 1115289 1236681 1239210 1293894 1374090 1445745 1509543 1593270 1603105 1677270 1734894 1858815 1923726 2061135 2156490 2230578 2244347 2473362 2515905 2602341 2885589 2891490 3019086 3206210 3234735 3710043 3717630 4122270 4337235 4488694 4528629 4809315 5031810 5204682 5576445 5771178 6183405 6469470 6733041 7420086 7547715 7807023 8656767 8674470 9057258 9618630 11152890 11221735 12366810 13011705 13466082 14427945 15095430 15614046 15710429 17313534 18550215 20199123 22443470 22643145 25970301 26023410 28855890 31420858 33665205 37100430 39035115 40398246 43283835 45286290 47131287 51940602 60597369 67330410 78070230 78552145 86567670 94262574 100995615 121194738 129851505 141393861 157104290 181792107 201991230 235656435 259703010 282787722 302986845 363584214 424181583 471312870 605973690 706969305 848363166 908960535 1272544749 1413938610 1817921070 2120907915 2545089498 4241815830 6362723745 12725447490
- Sum of all divisors σ(n): 40291257600
- Sum of proper divisors (its aliquot sum) s(n): 27565810110
- 12725447490 is an abundant number, because the sum of its proper divisors (27565810110) is greater than itself. Its abundance is 14840362620
Bases of 12725447490
- Binary: 10111101100111111011101011010000102
- Hexadecimal: 0x2F67EEB42
- Base-36: 5UGEI4I
Squares and roots of 12725447490
- 12725447490 squared (127254474902) is 161937013820747300100
- 12725447490 cubed (127254474903) is 2060720966063324039981821749000
-
The
square root of 12725447490 is 112807.1251739001 -
The
cube root of 12725447490 is 2334.6638267487
Scales and comparisons
How big is 12725447490?- 12,725,447,490 seconds is equal to 404 years, 32 weeks, 5 days, 6 hours, 31 minutes, 30 seconds.
-
To count from 1 to 12,725,447,490 would take you about eight hundred nine 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 12725447490 cubic inches would be around 194.6 feet tall.
Recreational maths with 12725447490
- 12725447490 backwards is 09474452721
- 12725447490 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12725447490's digits is 45
- More coming soon!
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