Base | Representation |
---|---|
bin | 101111000101… |
… | …010000100001 |
3 | 212020001110102 |
4 | 233011100201 |
5 | 11124423210 |
6 | 1120312145 |
7 | 206623253 |
oct | 57052041 |
9 | 25201412 |
10 | 12342305 |
11 | 6a6aa58 |
12 | 4172655 |
13 | 2731a51 |
14 | 18d3cd3 |
15 | 113bea5 |
hex | bc5421 |
12342305 has 8 divisors (see below), whose sum is σ = 15590400. Its totient is φ = 9354096.
The previous prime is 12342299. The next prime is 12342307. The reversal of 12342305 is 50324321.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12342305 - 28 = 12342049 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12342307) 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, 64865 + ... + 65054.
It is an arithmetic number, because the mean of its divisors is an integer number (1948800).
Almost surely, 212342305 is an apocalyptic number.
It is an amenable number.
12342305 is a deficient number, since it is larger than the sum of its proper divisors (3248095).
12342305 is a wasteful number, since it uses less digits than its factorization.
12342305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129943.
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 12342305 is about 3513.1616814488. The cubic root of 12342305 is about 231.0993681797.
Adding to 12342305 its reverse (50324321), we get a palindrome (62666626).
The spelling of 12342305 in words is "twelve million, three hundred forty-two thousand, three hundred five".
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