138073215
138,073,215 is an odd composite number composed of six prime numbers multiplied together.
138073215 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 138073215:
3 × 5 × 7 × 43 × 53 × 577
See below for interesting mathematical facts about the number 138073215 from the Numbermatics database.
Names of 138073215
- Cardinal: 138073215 can be written as One hundred thirty-eight million, seventy-three thousand, two hundred fifteen.
Scientific notation
- Scientific notation: 1.38073215 × 108
Factors of 138073215
Divisors of 138073215
- Number of divisors d(n): 64
-
Complete list of divisors:
1 3 5 7 15 21 35 43 53 105 129 159 215 265 301 371 577 645 795 903 1113 1505 1731 1855 2279 2885 4039 4515 5565 6837 8655 11395 12117 15953 20195 24811 30581 34185 47859 60585 74433 79765 91743 124055 152905 173677 214067 239295 372165 458715 521031 642201 868385 1070335 1314983 2605155 3211005 3944949 6574915 9204881 19724745 27614643 46024405 138073215
- Sum of all divisors σ(n): 263678976
- Sum of proper divisors (its aliquot sum) s(n): 125605761
- 138073215 is a deficient number, because the sum of its proper divisors (125605761) is less than itself. Its deficiency is 12467454
Bases of 138073215
- Binary: 10000011101011010100011111112
- Hexadecimal: 0x83AD47F
- Base-36: 2A7DZ3
Squares and roots of 138073215
- 138073215 squared (1380732152) is 19064212700436225
- 138073215 cubed (1380732153) is 2632257138993061488213375
-
The
square root of 138073215 is 11750.4559486005 -
The
cube root of 138073215 is 516.8562978329
Scales and comparisons
How big is 138073215?- 138,073,215 seconds is equal to 4 years, 20 weeks, 2 days, 1 hour, 40 minutes, 15 seconds.
-
To count from 1 to 138,073,215 would take you about 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 138073215 cubic inches would be around 43.1 feet tall.
Recreational maths with 138073215
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