138947309184
138,947,309,184 is an even composite number composed of four prime numbers multiplied together.
138947309184 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 138947309184:
27 × 3 × 31 × 11672321
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 31 × 11672321)See below for interesting mathematical facts about the number 138947309184 from the Numbermatics database.
Names of 138947309184
- Cardinal: 138947309184 can be written as One hundred thirty-eight billion, nine hundred forty-seven million, three hundred nine thousand, one hundred eighty-four.
Scientific notation
- Scientific notation: 1.38947309184 × 1011
Factors of 138947309184
Divisors of 138947309184
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 4 6 8 12 16 24 31 32 48 62 64 93 96 124 128 186 192 248 372 384 496 744 992 1488 1984 2976 3968 5952 11904 11672321 23344642 35016963 46689284 70033926 93378568 140067852 186757136 280135704 361841951 373514272 560271408 723683902 747028544 1085525853 1120542816 1447367804 1494057088 2171051706 2241085632 2894735608 4342103412 4482171264 5789471216 8684206824 11578942432 17368413648 23157884864 34736827296 46315769728 69473654592 138947309184
- Sum of all divisors σ(n): 380984590080
- Sum of proper divisors (its aliquot sum) s(n): 242037280896
- 138947309184 is an abundant number, because the sum of its proper divisors (242037280896) is greater than itself. Its abundance is 103089971712
Bases of 138947309184
- Binary: 100000010110011110011110101110100000002
- Hexadecimal: 0x2059E7AE80
- Base-36: 1RTXN1XC
Squares and roots of 138947309184
- 138947309184 squared (1389473091842) is 19306354729474090745856
- 138947309184 cubed (1389473091843) is 2682566039812217164581726798741504
-
The
square root of 138947309184 is 372756.3670603093 -
The
cube root of 138947309184 is 5179.4468432343
Scales and comparisons
How big is 138947309184?- 138,947,309,184 seconds is equal to 4,418 years, 4 weeks, 6 days, 10 hours, 46 minutes, 24 seconds.
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To count from 1 to 138,947,309,184 would take you about eight thousand, eight hundred thirty-six 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 138947309184 cubic inches would be around 431.6 feet tall.
Recreational maths with 138947309184
- 138947309184 backwards is 481903749831
- The number of decimal digits it has is: 12
- The sum of 138947309184's digits is 57
- More coming soon!
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