138957543720
138,957,543,720 is an even composite number composed of seven prime numbers multiplied together.
What does the number 138957543720 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 384 divisors.
138957543720 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 138957543720:
23 × 32 × 5 × 17 × 61 × 449 × 829
(2 × 2 × 2 × 3 × 3 × 5 × 17 × 61 × 449 × 829)See below for interesting mathematical facts about the number 138957543720 from the Numbermatics database.
Names of 138957543720
- Cardinal: 138957543720 can be written as One hundred thirty-eight billion, nine hundred fifty-seven million, five hundred forty-three thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.3895754372 × 1011
Factors of 138957543720
Divisors of 138957543720
- 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 30 34 36 40 45 51 60 61 68 72 85 90 102 120 122 136 153 170 180 183 204 244 255 305 306 340 360 366 408 449 488 510 549 610 612 680 732 765 829 898 915 1020 1037 1098 1220 1224 1347 1464 1530 1658 1796 1830 2040 2074 2196 2245 2440 2487 2694 2745 3060 3111 3316 3592 3660 4041 4145 4148 4392 4490 4974 5185 5388 5490 6120 6222 6632 6735 7320 7461 7633 8082 8290 8296 8980 9333 9948 10370 10776 10980 12435 12444 13470 14093 14922 15266 15555 16164 16580 17960 18666 19896 20205 20740 21960 22899 24870 24888 26940 27389 28186 29844 30532 31110 32328 33160 37305 37332 38165 40410 41480 42279 45798 46665 49740 50569 53880 54778 56372 59688 61064 62220 68697 70465 74610 74664 76330 80820 82167 84558 91596 93330 99480 101138 109556 112744 114495 124440 126837 136945 137394 140930 149220 151707 152660 161640 164334 169116 183192 186660 202276 211395 219112 228990 246501 252845 253674 273890 274788 281860 298440 303414 305320 328668 338232 343485 372221 373320 404552 410835 422790 455121 457980 465613 493002 505690 507348 547780 549576 563720 606828 634185 657336 686970 744442 758535 821670 845580 859673 910242 915960 931226 986004 1011380 1014696 1095560 1116663 1213656 1232505 1268370 1373940 1396839 1488884 1517070 1643340 1691160 1719346 1820484 1861105 1862452 1972008 2022760 2233326 2275605 2328065 2465010 2536740 2579019 2747880 2793678 2977768 3034140 3286680 3349989 3438692 3640968 3722210 3724904 4190517 4298365 4466652 4551210 4656130 4930020 5073480 5158038 5583315 5587356 6068280 6327757 6699978 6877384 6984195 7444420 7737057 8381034 8596730 8933304 9102420 9312260 9860040 10316076 11166630 11174712 12655514 12895095 13399956 13968390 14888840 15474114 16749945 16762068 17193460 18204840 18624520 18983271 20632152 20952585 22333260 22705481 25311028 25790190 26799912 27936780 30948228 31638785 33499890 33524136 34386920 37966542 38685285 41905170 44666520 45410962 50622056 51580380 55873560 56949813 61896456 63277570 66999780 68116443 75933084 77370570 83810340 90821924 94916355 103160760 113527405 113899626 126555140 133999560 136232886 151866168 154741140 167620680 181643848 189832710 204349329 227054810 227799252 253110280 272465772 284749065 309482280 340582215 379665420 385993177 408698658 454109620 455598504 544931544 569498130 681164430 759330840 771986354 817397316 908219240 1021746645 1138996260 1157979531 1362328860 1543972708 1634794632 1929965885 2043493290 2277992520 2315959062 2724657720 3087945416 3473938593 3859931770 4086986580 4631918124 5789897655 6947877186 7719863540 8173973160 9263836248 11579795310 13895754372 15439727080 17369692965 23159590620 27791508744 34739385930 46319181240 69478771860 138957543720
- Sum of all divisors σ(n): 487686420000
- Sum of proper divisors (its aliquot sum) s(n): 348728876280
- 138957543720 is an abundant number, because the sum of its proper divisors (348728876280) is greater than itself. Its abundance is 209771332560
Bases of 138957543720
- Binary: 100000010110101000001111011001001010002
- Hexadecimal: 0x205A83D928
- Base-36: 1RU3QEY0
Squares and roots of 138957543720
- 138957543720 squared (1389575437202) is 19309198956695711438400
- 138957543720 cubed (1389575437203) is 2683158858223222708937972086848000
-
The
square root of 138957543720 is 372770.0949915377 -
The
cube root of 138957543720 is 5179.5740087861
Scales and comparisons
How big is 138957543720?- 138,957,543,720 seconds is equal to 4,418 years, 21 weeks, 5 days, 21 hours, 42 minutes.
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To count from 1 to 138,957,543,720 would take you about eight thousand, eight hundred thirty-six 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 138957543720 cubic inches would be around 431.6 feet tall.
Recreational maths with 138957543720
- 138957543720 backwards is 027345759831
- The number of decimal digits it has is: 12
- The sum of 138957543720's digits is 54
- More coming soon!
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