138938021600
138,938,021,600 is an even composite number composed of five prime numbers multiplied together.
138938021600 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 138938021600:
25 × 52 × 7 × 172 × 2932
(2 × 2 × 2 × 2 × 2 × 5 × 5 × 7 × 17 × 17 × 293 × 293)See below for interesting mathematical facts about the number 138938021600 from the Numbermatics database.
Names of 138938021600
- Cardinal: 138938021600 can be written as One hundred thirty-eight billion, nine hundred thirty-eight million, twenty-one thousand, six hundred.
Scientific notation
- Scientific notation: 1.389380216 × 1011
Factors of 138938021600
Divisors of 138938021600
- Number of divisors d(n): 324
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 17 20 25 28 32 34 35 40 50 56 68 70 80 85 100 112 119 136 140 160 170 175 200 224 238 272 280 289 293 340 350 400 425 476 544 560 578 586 595 680 700 800 850 952 1120 1156 1172 1190 1360 1400 1445 1465 1700 1904 2023 2051 2312 2344 2380 2720 2800 2890 2930 2975 3400 3808 4046 4102 4624 4688 4760 4981 5600 5780 5860 5950 6800 7225 7325 8092 8204 9248 9376 9520 9962 10115 10255 11560 11720 11900 13600 14450 14650 16184 16408 19040 19924 20230 20510 23120 23440 23800 24905 28900 29300 32368 32816 34867 39848 40460 41020 46240 46880 47600 49810 50575 51275 57800 58600 64736 65632 69734 79696 80920 82040 84677 85849 95200 99620 101150 102550 115600 117200 124525 139468 159392 161840 164080 169354 171698 174335 199240 202300 205100 231200 234400 249050 278936 323680 328160 338708 343396 348670 398480 404600 410200 423385 429245 498100 557872 592739 600943 677416 686792 697340 796960 809200 820400 846770 858490 871675 996200 1115744 1185478 1201886 1354832 1373584 1394680 1459433 1618400 1640800 1693540 1716980 1743350 1992400 2116925 2146225 2370956 2403772 2709664 2747168 2789360 2918866 2963695 3004715 3387080 3433960 3486700 3984800 4233850 4292450 4741912 4807544 5578720 5837732 5927390 6009430 6774160 6867920 6973400 7297165 8467700 8584900 9483824 9615088 10216031 11675464 11854780 12018860 13548320 13735840 13946800 14594330 14818475 15023575 16935400 17169800 18967648 19230176 20432062 23350928 23709560 24037720 24810361 27893600 29188660 29636950 30047150 33870800 34339600 36485825 40864124 46701856 47419120 48075440 49620722 51080155 58377320 59273900 60094300 67741600 68679200 72971650 81728248 94838240 96150880 99241444 102160310 116754640 118547800 120188600 124051805 145943300 163456496 173672527 198482888 204320620 233509280 237095600 240377200 248103610 255400775 291886600 326912992 347345054 396965776 408641240 474191200 480754400 496207220 510801550 583773200 620259025 694690108 793931552 817282480 868362635 992414440 1021603100 1167546400 1240518050 1389380216 1634564960 1736725270 1984828880 2043206200 2481036100 2778760432 3473450540 3969657760 4086412400 4341813175 4962072200 5557520864 6946901080 8172824800 8683626350 9924144400 13893802160 17367252700 19848288800 27787604320 34734505400 69469010800 138938021600
- Sum of all divisors σ(n): 413190757224
- Sum of proper divisors (its aliquot sum) s(n): 274252735624
- 138938021600 is an abundant number, because the sum of its proper divisors (274252735624) is greater than itself. Its abundance is 135314714024
Bases of 138938021600
- Binary: 100000010110010101100111110110111000002
- Hexadecimal: 0x205959F6E0
- Base-36: 1RTS3ZKW
Squares and roots of 138938021600
- 138938021600 squared (1389380216002) is 19303773846122066560000
- 138938021600 cubed (1389380216003) is 2682028147594022759949917696000000
-
The
square root of 138938021600 is 372743.9088704201 -
The
cube root of 138938021600 is 5179.3314382899
Scales and comparisons
How big is 138938021600?- 138,938,021,600 seconds is equal to 4,417 years, 41 weeks, 3 days, 22 hours, 53 minutes, 20 seconds.
-
To count from 1 to 138,938,021,600 would take you about eight thousand, eight hundred thirty-five 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 138938021600 cubic inches would be around 431.6 feet tall.
Recreational maths with 138938021600
- 138938021600 backwards is 006120839831
- The number of decimal digits it has is: 12
- The sum of 138938021600's digits is 41
- More coming soon!
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