138491818605
138,491,818,605 is an odd composite number composed of six prime numbers multiplied together.
138491818605 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 138491818605:
33 × 5 × 73 × 172 × 79 × 131
(3 × 3 × 3 × 5 × 7 × 7 × 7 × 17 × 17 × 79 × 131)See below for interesting mathematical facts about the number 138491818605 from the Numbermatics database.
Names of 138491818605
- Cardinal: 138491818605 can be written as One hundred thirty-eight billion, four hundred ninety-one million, eight hundred eighteen thousand, six hundred five.
Scientific notation
- Scientific notation: 1.38491818605 × 1011
Factors of 138491818605
Divisors of 138491818605
- Number of divisors d(n): 384
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Complete list of divisors:
1 3 5 7 9 15 17 21 27 35 45 49 51 63 79 85 105 119 131 135 147 153 189 237 245 255 289 315 343 357 393 395 441 459 553 595 655 711 735 765 833 867 917 945 1029 1071 1179 1185 1323 1343 1445 1659 1715 1785 1965 2023 2133 2205 2227 2295 2499 2601 2751 2765 3087 3213 3537 3555 3871 4029 4165 4335 4585 4977 5145 5355 5831 5895 6069 6419 6615 6681 6715 7497 7803 8253 8295 9261 9401 10115 10349 10665 11135 11613 12087 12495 13005 13755 14161 14931 15435 15589 16065 17493 17685 18207 19257 19355 20043 20145 22491 22831 24759 24885 27097 28203 29155 30345 31047 32095 33405 34839 36261 37485 37859 39015 41265 42483 44933 46305 46767 47005 51745 52479 54621 57771 58065 60129 60435 65807 68493 70805 72443 74655 77945 81291 84609 87465 91035 93141 96285 99127 100215 104517 109123 112455 113577 114155 123795 127449 134799 135485 140301 141015 155235 157437 159817 173313 174195 175933 181305 189295 197421 205479 212415 217329 224665 233835 243873 253827 262395 265013 273105 279423 288855 297381 300645 327369 329035 340731 342465 362215 382347 404397 406455 420903 423045 460649 465705 479451 495635 507101 522585 527799 545615 567885 592263 616437 637245 651987 673995 701505 731619 763861 787185 795039 799085 866565 879665 892143 982107 987105 1022193 1027395 1086645 1118719 1213191 1219365 1231531 1269135 1325065 1381947 1397115 1438353 1486905 1521303 1583397 1636845 1703655 1776789 1855091 1911735 1955961 2021985 2104515 2291583 2303245 2385117 2397255 2535505 2638995 2676429 2946321 2961315 2990861 3082185 3259935 3356157 3549707 3658095 3694593 3819305 3975195 4145841 4315059 4460715 4563909 4750191 4910535 5110965 5565273 5593595 6065955 6157655 6874749 6909735 7155351 7191765 7606515 7831033 7916985 8620717 8883945 8972583 9275455 9779805 10068471 10649121 11083779 11457915 11925585 12437523 12985637 13382145 13691727 14731605 14954305 16695819 16780785 17748535 18472965 20624247 20729205 20936027 21575295 22819545 23493099 23750955 25862151 26917749 27826365 30205413 31947363 33251337 34373745 35776755 38956911 39155165 43103585 44862915 50087457 50342355 53245605 55418895 60345019 62187615 62808081 64928185 68458635 70479297 77586453 80753247 83479095 95842089 103121235 104680135 116870733 117465495 129310755 134588745 146552189 151027065 159736815 166256685 181035057 188424243 194784555 211437891 232759359 250437285 301725095 314040405 350612199 352396485 387932265 403766235 439656567 479210445 543105171 565272729 584353665 732760945 905175285 942121215 1025865323 1057189455 1163796795 1318969701 1629315513 1753060995 2198282835 2715525855 2826363645 3077595969 3956909103 5129326615 6594848505 8146577565 9232787907 15387979845 19784545515 27698363721 46163939535 138491818605
- Sum of all divisors σ(n): 311224320000
- Sum of proper divisors (its aliquot sum) s(n): 172732501395
- 138491818605 is an abundant number, because the sum of its proper divisors (172732501395) is greater than itself. Its abundance is 34240682790
Bases of 138491818605
- Binary: 100000001111101100000101110010011011012
- Hexadecimal: 0x203EC1726D
- Base-36: 1RMEGB59
Squares and roots of 138491818605
- 138491818605 squared (1384918186052) is 19179983820520224146025
- 138491818605 cubed (1384918186053) is 2656270840118321759165235331795125
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The
square root of 138491818605 is 372144.8892635771 -
The
cube root of 138491818605 is 5173.7809739477
Scales and comparisons
How big is 138491818605?- 138,491,818,605 seconds is equal to 4,403 years, 31 weeks, 5 days, 13 hours, 36 minutes, 45 seconds.
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To count from 1 to 138,491,818,605 would take you about eight thousand, eight hundred 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 138491818605 cubic inches would be around 431.1 feet tall.
Recreational maths with 138491818605
- 138491818605 backwards is 506818194831
- The number of decimal digits it has is: 12
- The sum of 138491818605's digits is 54
- More coming soon!
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The information we have on file for 138491818605 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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