Base | Representation |
---|---|
bin | 110010001000… |
… | …100101000011 |
3 | 220201200220022 |
4 | 302020211003 |
5 | 11331023324 |
6 | 1145404055 |
7 | 216464600 |
oct | 62104503 |
9 | 26650808 |
10 | 13142339 |
11 | 7467041 |
12 | 449962b |
13 | 2951c42 |
14 | 1a616a7 |
15 | 124905e |
hex | c88943 |
13142339 has 6 divisors (see below), whose sum is σ = 15288084. Its totient is φ = 11264820.
The previous prime is 13142333. The next prime is 13142347. The reversal of 13142339 is 93324131.
It is a happy number.
It is not a de Polignac number, because 13142339 - 28 = 13142083 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13142333) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 134057 + ... + 134154.
It is an arithmetic number, because the mean of its divisors is an integer number (2548014).
Almost surely, 213142339 is an apocalyptic number.
13142339 is a deficient number, since it is larger than the sum of its proper divisors (2145745).
13142339 is an equidigital number, since it uses as much as digits as its factorization.
13142339 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 268225 (or 268218 counting only the distinct ones).
The product of its digits is 1944, while the sum is 26.
The square root of 13142339 is about 3625.2364060844. The cubic root of 13142339 is about 235.9885264459.
The spelling of 13142339 in words is "thirteen million, one hundred forty-two thousand, three hundred thirty-nine".
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