13805991720
13,805,991,720 is an even composite number composed of seven prime numbers multiplied together.
13805991720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 13805991720:
23 × 32 × 5 × 17 × 29 × 107 × 727
(2 × 2 × 2 × 3 × 3 × 5 × 17 × 29 × 107 × 727)See below for interesting mathematical facts about the number 13805991720 from the Numbermatics database.
Names of 13805991720
- Cardinal: 13805991720 can be written as Thirteen billion, eight hundred five million, nine hundred ninety-one thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.380599172 × 1010
Factors of 13805991720
Divisors of 13805991720
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 17 18 20 24 29 30 34 36 40 45 51 58 60 68 72 85 87 90 102 107 116 120 136 145 153 170 174 180 204 214 232 255 261 290 306 321 340 348 360 408 428 435 493 510 522 535 580 612 642 680 696 727 765 856 870 963 986 1020 1044 1070 1160 1224 1284 1305 1454 1479 1530 1605 1740 1819 1926 1972 2040 2088 2140 2181 2465 2568 2610 2908 2958 3060 3103 3210 3480 3635 3638 3852 3944 4280 4362 4437 4815 4930 5220 5457 5816 5916 6120 6206 6420 6543 7270 7276 7395 7704 8724 8874 9095 9309 9630 9860 10440 10905 10914 11832 12359 12412 12840 13086 14540 14552 14790 15515 16371 17448 17748 18190 18618 19260 19720 21083 21810 21828 22185 24718 24824 26172 27285 27927 29080 29580 31030 32715 32742 35496 36380 37077 37236 38520 42166 43620 43656 44370 46545 49436 52344 52751 54570 55854 59160 61795 62060 63249 65430 65484 72760 74154 74472 77789 81855 84332 87240 88740 93090 98872 105415 105502 109140 111231 111708 123590 124120 126498 130860 130968 139635 148308 155578 158253 163710 168664 177480 185385 186180 189747 210830 211004 218280 222462 223416 233367 247180 252996 261720 263755 279270 296616 311156 316245 316506 327420 358411 370770 372360 379494 388945 421660 422008 444924 466734 474759 494360 505992 527510 556155 558540 622312 632490 633012 654840 700101 716822 741540 758988 777890 791265 843320 889848 933468 948735 949518 1055020 1075233 1112310 1117080 1166835 1264980 1266024 1322413 1400202 1433644 1483080 1517976 1555780 1582530 1792055 1866936 1897470 1899036 2110040 2150466 2224620 2255881 2333670 2373795 2529960 2644826 2800404 2867288 3111560 3165060 3225699 3500505 3584110 3794940 3798072 3967239 4300932 4449240 4511762 4667340 4747590 5289652 5376165 5600808 6330120 6451398 6612065 6767643 7001010 7168220 7589880 7934478 8601864 9023524 9334680 9495180 10579304 10752330 11279405 11901717 12902796 13224130 13535286 14002020 14336440 15868956 16128495 18047048 18990360 19836195 20302929 21504660 22558810 23803434 25805592 26448260 27070572 28004040 31737912 32256990 33838215 38349977 39672390 40605858 43009320 45117620 47606868 52896520 54141144 59508585 64513980 67676430 76699954 79344780 81211716 90235240 95213736 101514645 115049931 119017170 129027960 135352860 153399908 158689560 162423432 191749885 203029290 230099862 238034340 270705720 306799816 345149793 383499770 406058580 460199724 476068680 575249655 690299586 766999540 812117160 920399448 1150499310 1380599172 1533999080 1725748965 2300998620 2761198344 3451497930 4601997240 6902995860 13805991720
- Sum of all divisors σ(n): 49674643200
- Sum of proper divisors (its aliquot sum) s(n): 35868651480
- 13805991720 is an abundant number, because the sum of its proper divisors (35868651480) is greater than itself. Its abundance is 22062659760
Bases of 13805991720
- Binary: 11001101101110011010110111001010002
- Hexadecimal: 0x336E6B728
- Base-36: 6CBQBE0
Squares and roots of 13805991720
- 13805991720 squared (138059917202) is 190605407372708558400
- 13805991720 cubed (138059917203) is 2631496675974841311243536448000
-
The
square root of 13805991720 is 117498.9009310299 -
The
cube root of 13805991720 is 2398.9574013105
Scales and comparisons
How big is 13805991720?- 13,805,991,720 seconds is equal to 438 years, 51 weeks, 2 days, 13 hours, 42 minutes.
-
To count from 1 to 13,805,991,720 would take you about eight hundred seventy-seven 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 13805991720 cubic inches would be around 199.9 feet tall.
Recreational maths with 13805991720
- 13805991720 backwards is 02719950831
- 13805991720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13805991720's digits is 45
- More coming soon!
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