138388684000
138,388,684,000 is an even composite number composed of five prime numbers multiplied together.
138388684000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 138388684000:
25 × 53 × 7 × 757 × 6529
(2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 7 × 757 × 6529)See below for interesting mathematical facts about the number 138388684000 from the Numbermatics database.
Names of 138388684000
- Cardinal: 138388684000 can be written as One hundred thirty-eight billion, three hundred eighty-eight million, six hundred eighty-four thousand.
Scientific notation
- Scientific notation: 1.38388684 × 1011
Factors of 138388684000
Divisors of 138388684000
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 125 140 160 175 200 224 250 280 350 400 500 560 700 757 800 875 1000 1120 1400 1514 1750 2000 2800 3028 3500 3785 4000 5299 5600 6056 6529 7000 7570 10598 12112 13058 14000 15140 18925 21196 24224 26116 26495 28000 30280 32645 37850 42392 45703 52232 52990 60560 65290 75700 84784 91406 94625 104464 105980 121120 130580 132475 151400 163225 169568 182812 189250 208928 211960 228515 261160 264950 302800 326450 365624 378500 423920 457030 522320 529900 605600 652900 662375 731248 757000 816125 847840 914060 1044640 1059800 1142575 1305800 1324750 1462496 1514000 1632250 1828120 2119600 2285150 2611600 2649500 3028000 3264500 3656240 4239200 4570300 4942453 5223200 5299000 5712875 6529000 7312480 9140600 9884906 10598000 11425750 13058000 18281200 19769812 21196000 22851500 24712265 26116000 34597171 36562400 39539624 45703000 49424530 69194342 79079248 91406000 98849060 123561325 138388684 158158496 172985855 182812000 197698120 247122650 276777368 345971710 395396240 494245300 553554736 617806625 691943420 790792480 864929275 988490600 1107109472 1235613250 1383886840 1729858550 1976981200 2471226500 2767773680 3459717100 3953962400 4324646375 4942453000 5535547360 6919434200 8649292750 9884906000 13838868400 17298585500 19769812000 27677736800 34597171000 69194342000 138388684000
- Sum of all divisors σ(n): 389168357760
- Sum of proper divisors (its aliquot sum) s(n): 250779673760
- 138388684000 is an abundant number, because the sum of its proper divisors (250779673760) is greater than itself. Its abundance is 112390989760
Bases of 138388684000
- Binary: 100000001110001001101110111100111000002
- Hexadecimal: 0x20389BBCE0
- Base-36: 1RKP1RZ4
Squares and roots of 138388684000
- 138388684000 squared (1383886840002) is 19151427859251856000000
- 138388684000 cubed (1383886840003) is 2650340898162801576397504000000000
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The
square root of 138388684000 is 372006.2956456517 -
The
cube root of 138388684000 is 5172.4963532549
Scales and comparisons
How big is 138388684000?- 138,388,684,000 seconds is equal to 4,400 years, 17 weeks, 1 day, 21 hours, 6 minutes, 40 seconds.
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To count from 1 to 138,388,684,000 would take you about eight thousand, eight hundred 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 138388684000 cubic inches would be around 431 feet tall.
Recreational maths with 138388684000
- 138388684000 backwards is 000486883831
- The number of decimal digits it has is: 12
- The sum of 138388684000's digits is 49
- More coming soon!
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