Base | Representation |
---|---|
bin | 10000011111010… |
… | …00001010001011 |
3 | 100122021002122210 |
4 | 20033220022023 |
5 | 240402030004 |
6 | 21420320203 |
7 | 3266436630 |
oct | 1017501213 |
9 | 318232583 |
10 | 138314379 |
11 | 71090705 |
12 | 3a3a3063 |
13 | 2286a038 |
14 | 14526187 |
15 | c222089 |
hex | 83e828b |
138314379 has 8 divisors (see below), whose sum is σ = 210764800. Its totient is φ = 79036776.
The previous prime is 138314333. The next prime is 138314381. The reversal of 138314379 is 973413831.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 138314379 - 217 = 138183307 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (138314179) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3293179 + ... + 3293220.
It is an arithmetic number, because the mean of its divisors is an integer number (26345600).
Almost surely, 2138314379 is an apocalyptic number.
138314379 is a deficient number, since it is larger than the sum of its proper divisors (72450421).
138314379 is an equidigital number, since it uses as much as digits as its factorization.
138314379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6586409.
The product of its digits is 54432, while the sum is 39.
The square root of 138314379 is about 11760.7133712203. The cubic root of 138314379 is about 517.1570431811.
The spelling of 138314379 in words is "one hundred thirty-eight million, three hundred fourteen thousand, three hundred seventy-nine".
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