138399859840
138,399,859,840 is an even composite number composed of six prime numbers multiplied together.
138399859840 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 138399859840:
27 × 5 × 11 × 29 × 79 × 8581
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 29 × 79 × 8581)See below for interesting mathematical facts about the number 138399859840 from the Numbermatics database.
Names of 138399859840
- Cardinal: 138399859840 can be written as One hundred thirty-eight billion, three hundred ninety-nine million, eight hundred fifty-nine thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.3839985984 × 1011
Factors of 138399859840
Divisors of 138399859840
- Number of divisors d(n): 256
-
Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 29 32 40 44 55 58 64 79 80 88 110 116 128 145 158 160 176 220 232 290 316 319 320 352 395 440 464 580 632 638 640 704 790 869 880 928 1160 1264 1276 1408 1580 1595 1738 1760 1856 2291 2320 2528 2552 3160 3190 3476 3520 3712 4345 4582 4640 5056 5104 6320 6380 6952 7040 8581 8690 9164 9280 10112 10208 11455 12640 12760 13904 17162 17380 18328 18560 20416 22910 25201 25280 25520 27808 34324 34760 36656 40832 42905 45820 50402 50560 51040 55616 68648 69520 73312 85810 91640 94391 100804 102080 111232 126005 137296 139040 146624 171620 183280 188782 201608 204160 248849 252010 274592 278080 293248 343240 366560 377564 403216 471955 497698 504020 549184 556160 677899 686480 733120 755128 806432 943910 995396 1008040 1098368 1244245 1355798 1372960 1466240 1510256 1612864 1887820 1990792 2016080 2488490 2711596 2737339 2745920 3020512 3225728 3389495 3775640 3981584 4032160 4976980 5423192 5474678 5491840 6041024 6778990 7456889 7551280 7963168 8064320 9953960 10846384 10949356 12082048 13557980 13686695 14913778 15102560 15926336 16128640 19659071 19907920 21692768 21898712 27115960 27373390 29827556 30205120 31852672 37284445 39318142 39815840 43385536 43797424 54231920 54746780 59655112 60410240 74568890 78636284 79631680 86771072 87594848 98295355 108463840 109493560 119310224 149137780 157272568 159263360 175189696 196590710 216249781 216927680 218987120 238620448 298275560 314545136 350379392 393181420 432499562 433855360 437974240 477240896 596551120 629090272 786362840 864999124 875948480 954481792 1081248905 1193102240 1258180544 1572725680 1729998248 1751896960 2162497810 2386204480 2516361088 3145451360 3459996496 4324995620 4772408960 6290902720 6919992992 8649991240 12581805440 13839985984 17299982480 27679971968 34599964960 69199929920 138399859840
- Sum of all divisors σ(n): 378157248000
- Sum of proper divisors (its aliquot sum) s(n): 239757388160
- 138399859840 is an abundant number, because the sum of its proper divisors (239757388160) is greater than itself. Its abundance is 101357528320
Bases of 138399859840
- Binary: 100000001110010100011001000100100000002
- Hexadecimal: 0x2039464480
- Base-36: 1RKVPBB4
Squares and roots of 138399859840
- 138399859840 squared (1383998598402) is 19154521203731644825600
- 138399859840 cubed (1383998598403) is 2650983049898767728835701243904000
-
The
square root of 138399859840 is 372021.3163785107 -
The
cube root of 138399859840 is 5172.6355877499
Scales and comparisons
How big is 138399859840?- 138,399,859,840 seconds is equal to 4,400 years, 35 weeks, 5 days, 5 hours, 30 minutes, 40 seconds.
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To count from 1 to 138,399,859,840 would take you about eight thousand, eight hundred one 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 138399859840 cubic inches would be around 431.1 feet tall.
Recreational maths with 138399859840
- 138399859840 backwards is 048958993831
- The number of decimal digits it has is: 12
- The sum of 138399859840's digits is 67
- More coming soon!
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