138078711015
138,078,711,015 is an odd composite number composed of six prime numbers multiplied together.
138078711015 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138078711015:
3 × 5 × 7 × 79 × 127 × 131071
See below for interesting mathematical facts about the number 138078711015 from the Numbermatics database.
Names of 138078711015
- Cardinal: 138078711015 can be written as One hundred thirty-eight billion, seventy-eight million, seven hundred eleven thousand and fifteen.
Scientific notation
- Scientific notation: 1.38078711015 × 1011
Factors of 138078711015
Divisors of 138078711015
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 5 7 15 21 35 79 105 127 237 381 395 553 635 889 1185 1659 1905 2667 2765 4445 8295 10033 13335 30099 50165 70231 131071 150495 210693 351155 393213 655355 917497 1053465 1966065 2752491 4587485 10354609 13762455 16646017 31063827 49938051 51773045 72482263 83230085 116522119 155319135 217446789 249690255 349566357 362411315 582610595 1087233945 1315035343 1747831785 3945106029 6575176715 9205247401 19725530145 27615742203 46026237005 138078711015
- Sum of all divisors σ(n): 257698037760
- Sum of proper divisors (its aliquot sum) s(n): 119619326745
- 138078711015 is a deficient number, because the sum of its proper divisors (119619326745) is less than itself. Its deficiency is 18459384270
Bases of 138078711015
- Binary: 100000001001100010000111101100111001112
- Hexadecimal: 0x202621ECE7
- Base-36: 1RFKHZAF
Squares and roots of 138078711015
- 138078711015 squared (1380787110152) is 19065730435563882330225
- 138078711015 cubed (1380787110153) is 2632571483102115386846602574928375
-
The
square root of 138078711015 is 371589.4387829127 -
The
cube root of 138078711015 is 5168.6315557683
Scales and comparisons
How big is 138078711015?- 138,078,711,015 seconds is equal to 4,390 years, 24 weeks, 5 days, 5 hours, 30 minutes, 15 seconds.
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To count from 1 to 138,078,711,015 would take you about eight thousand, seven hundred eighty 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 138078711015 cubic inches would be around 430.7 feet tall.
Recreational maths with 138078711015
- 138078711015 backwards is 510117870831
- The number of decimal digits it has is: 12
- The sum of 138078711015's digits is 42
- More coming soon!
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