Base | Representation |
---|---|
bin | 101110111111… |
… | …001100000010 |
3 | 212011210100120 |
4 | 232333030002 |
5 | 11123124232 |
6 | 1120001110 |
7 | 206460624 |
oct | 56771402 |
9 | 25153316 |
10 | 12317442 |
11 | 6a53305 |
12 | 4160196 |
13 | 2723637 |
14 | 18c8c14 |
15 | 113492c |
hex | bbf302 |
12317442 has 8 divisors (see below), whose sum is σ = 24634896. Its totient is φ = 4105812.
The previous prime is 12317441. The next prime is 12317467. The reversal of 12317442 is 24471321.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
12317442 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (12317441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1026448 + ... + 1026459.
It is an arithmetic number, because the mean of its divisors is an integer number (3079362).
Almost surely, 212317442 is an apocalyptic number.
12317442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12317442 is a wasteful number, since it uses less digits than its factorization.
12317442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2052912.
The product of its digits is 1344, while the sum is 24.
The square root of 12317442 is about 3509.6213470971. The cubic root of 12317442 is about 230.9440842154.
Adding to 12317442 its reverse (24471321), we get a palindrome (36788763).
The spelling of 12317442 in words is "twelve million, three hundred seventeen thousand, four hundred forty-two".
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