138513400725
138,513,400,725 is an odd composite number composed of five prime numbers multiplied together.
138513400725 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eight divisors.
Prime factorization of 138513400725:
3 × 52 × 7 × 372 × 4392
(3 × 5 × 5 × 7 × 37 × 37 × 439 × 439)See below for interesting mathematical facts about the number 138513400725 from the Numbermatics database.
Names of 138513400725
- Cardinal: 138513400725 can be written as One hundred thirty-eight billion, five hundred thirteen million, four hundred thousand, seven hundred twenty-five.
Scientific notation
- Scientific notation: 1.38513400725 × 1011
Factors of 138513400725
Divisors of 138513400725
- Number of divisors d(n): 108
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Complete list of divisors:
1 3 5 7 15 21 25 35 37 75 105 111 175 185 259 439 525 555 777 925 1295 1317 1369 2195 2775 3073 3885 4107 6475 6585 6845 9219 9583 10975 15365 16243 19425 20535 28749 32925 34225 46095 47915 48729 76825 81215 102675 113701 143745 192721 230475 239575 243645 341103 406075 568505 578163 600991 718725 963605 1218225 1349047 1705515 1802973 2842525 2890815 3004955 4047141 4206937 4818025 6745235 7130677 8527575 9014865 12620811 14454075 15024775 20235705 21034685 21392031 33726175 35653385 45074325 49914739 63104055 101178525 105173425 106960155 149744217 178266925 249573695 263835049 315520275 534800775 748721085 791505147 1247868475 1319175245 1846845343 3743605425 3957525735 5540536029 6595876225 9234226715 19787628675 27702680145 46171133575 138513400725
- Sum of all divisors σ(n): 269603306784
- Sum of proper divisors (its aliquot sum) s(n): 131089906059
- 138513400725 is a deficient number, because the sum of its proper divisors (131089906059) is less than itself. Its deficiency is 7423494666
Bases of 138513400725
- Binary: 100000010000000000101011000011100101012
- Hexadecimal: 0x20400AC395
- Base-36: 1RMRAW0L
Squares and roots of 138513400725
- 138513400725 squared (1385134007252) is 19185962180404430525625
- 138513400725 cubed (1385134007253) is 2657512867789053627961318006078125
-
The
square root of 138513400725 is 372173.8850658383 -
The
cube root of 138513400725 is 5174.0497151221
Scales and comparisons
How big is 138513400725?- 138,513,400,725 seconds is equal to 4,404 years, 15 weeks, 3 days, 8 hours, 38 minutes, 45 seconds.
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To count from 1 to 138,513,400,725 would take you about eight thousand, eight hundred eight 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 138513400725 cubic inches would be around 431.2 feet tall.
Recreational maths with 138513400725
- 138513400725 backwards is 527004315831
- The number of decimal digits it has is: 12
- The sum of 138513400725's digits is 39
- More coming soon!
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Keywords: Divisors of 138513400725, math, Factors of 138513400725, curriculum, school, college, exams, university, Prime factorization of 138513400725, STEM, science, technology, engineering, physics, economics, calculator, one hundred thirty-eight billion, five hundred thirteen million, four hundred thousand, seven hundred twenty-five.