138395668131
138,395,668,131 is an odd composite number composed of six prime numbers multiplied together.
138395668131 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 138395668131:
32 × 7 × 37 × 181 × 331 × 991
(3 × 3 × 7 × 37 × 181 × 331 × 991)See below for interesting mathematical facts about the number 138395668131 from the Numbermatics database.
Names of 138395668131
- Cardinal: 138395668131 can be written as One hundred thirty-eight billion, three hundred ninety-five million, six hundred sixty-eight thousand, one hundred thirty-one.
Scientific notation
- Scientific notation: 1.38395668131 × 1011
Factors of 138395668131
Divisors of 138395668131
- Number of divisors d(n): 96
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Complete list of divisors:
1 3 7 9 21 37 63 111 181 259 331 333 543 777 991 993 1267 1629 2317 2331 2973 2979 3801 6697 6937 6951 8919 11403 12247 20091 20811 20853 36667 36741 46879 59911 60273 62433 85729 110001 110223 140637 179371 179733 256669 257187 328021 330003 419377 421911 538113 539199 770007 771561 984063 1255597 1258131 1614339 2216707 2296147 2310021 2952189 3766791 3774393 6636727 6650121 6888441 11300373 12136777 15516949 19910181 19950363 20665323 36410331 46457089 46550847 59371801 59730543 84957439 109230993 139371267 139652541 178115403 254872317 415602607 418113801 534346209 764616951 1246807821 2196756637 3740423463 6590269911 15377296459 19770809733 46131889377 138395668131
- Sum of all divisors σ(n): 236885282816
- Sum of proper divisors (its aliquot sum) s(n): 98489614685
- 138395668131 is a deficient number, because the sum of its proper divisors (98489614685) is less than itself. Its deficiency is 39906053446
Bases of 138395668131
- Binary: 100000001110010000011001001110101000112
- Hexadecimal: 0x2039064EA3
- Base-36: 1RKT7GYR
Squares and roots of 138395668131
- 138395668131 squared (1383956681312) is 19153360957425889033161
- 138395668131 cubed (1383956681313) is 2650742186657165758660982209892091
-
The
square root of 138395668131 is 372015.6826412025 -
The
cube root of 138395668131 is 5172.5833661121
Scales and comparisons
How big is 138395668131?- 138,395,668,131 seconds is equal to 4,400 years, 28 weeks, 5 days, 17 hours, 8 minutes, 51 seconds.
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To count from 1 to 138,395,668,131 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 138395668131 cubic inches would be around 431 feet tall.
Recreational maths with 138395668131
- 138395668131 backwards is 131866593831
- The number of decimal digits it has is: 12
- The sum of 138395668131's digits is 54
- More coming soon!
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