138709752731680
138,709,752,731,680 is an even composite number composed of five prime numbers multiplied together.
138709752731680 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 138709752731680:
25 × 5 × 13 × 2812 × 9192
(2 × 2 × 2 × 2 × 2 × 5 × 13 × 281 × 281 × 919 × 919)See below for interesting mathematical facts about the number 138709752731680 from the Numbermatics database.
Names of 138709752731680
- Cardinal: 138709752731680 can be written as One hundred thirty-eight trillion, seven hundred nine billion, seven hundred fifty-two million, seven hundred thirty-one thousand, six hundred eighty.
Scientific notation
- Scientific notation: 1.3870975273168 × 1014
Factors of 138709752731680
Divisors of 138709752731680
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 208 260 281 416 520 562 919 1040 1124 1405 1838 2080 2248 2810 3653 3676 4496 4595 5620 7306 7352 8992 9190 11240 11947 14612 14704 18265 18380 22480 23894 29224 29408 36530 36760 44960 47788 58448 59735 73060 73520 78961 95576 116896 119470 146120 147040 157922 191152 238940 258239 292240 315844 382304 394805 477880 516478 584480 631688 789610 844561 955760 1026493 1032956 1263376 1291195 1579220 1689122 1911520 2052986 2065912 2526752 2582390 3158440 3357107 3378244 4105972 4131824 4222805 5132465 5164780 6316880 6714214 6756488 8211944 8263648 8445610 10264930 10329560 10979293 12633760 13428428 13512976 16423888 16785535 16891220 20529860 20659120 21958586 26856856 27025952 32847776 33571070 33782440 41059720 41318240 43917172 53713712 54896465 67142140 67564880 72565159 82119440 87834344 107427424 109792930 134284280 135129760 145130318 164238880 175668688 219585860 237321641 268568560 290260636 351337376 362825795 439171720 474643282 537137120 580521272 725651590 878343440 943347067 949286564 1161042544 1186608205 1451303180 1756686880 1886694134 1898573128 2322085088 2373216410 2902606360 3085181333 3773388268 3797146256 4716735335 4746432820 5805212720 6170362666 7546776536 7594292512 9433470670 9492865640 11610425440 12340725332 15093553072 15425906665 18866941340 18985731280 24681450664 30187106144 30851813330 37733882680 37971462560 49362901328 61703626660 66687381121 75467765360 98725802656 123407253320 133374762242 150935530720 246814506640 266749524484 333436905605 493629013280 533499048968 666873811210 866935954573 1066998097936 1333747622420 1733871909146 2133996195872 2667495244840 3467743818292 4334679772865 5334990489680 6935487636584 8669359545730 10669980979360 13870975273168 17338719091460 27741950546336 34677438182920 69354876365840 138709752731680
- Sum of all divisors σ(n): 354555802072836
- Sum of proper divisors (its aliquot sum) s(n): 215846049341156
- 138709752731680 is an abundant number, because the sum of its proper divisors (215846049341156) is greater than itself. Its abundance is 77136296609476
Bases of 138709752731680
- Binary: 111111000100111111000011000100111011000001000002
- Hexadecimal: 0x7E27E189D820
- Base-36: 1D62DPEA74
Squares and roots of 138709752731680
- 138709752731680 squared (1387097527316802) is 19240395502883807222075622400
- 138709752731680 cubed (1387097527316803) is 2668830502664740766139942576597936197632000
-
The
square root of 138709752731680 is 11777510.4640870517 -
The
cube root of 138709752731680 is 51764.9341458787
Scales and comparisons
How big is 138709752731680?- 138,709,752,731,680 seconds is equal to 4,410,541 years, 4 weeks, 21 hours, 54 minutes, 40 seconds.
-
To count from 1 to 138,709,752,731,680 would take you about eleven million, twenty-six thousand, three hundred fifty-two 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 138709752731680 cubic inches would be around 4313.7 feet tall.
Recreational maths with 138709752731680
- 138709752731680 backwards is 086137257907831
- The number of decimal digits it has is: 15
- The sum of 138709752731680's digits is 67
- More coming soon!
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