Base | Representation |
---|---|
bin | 101111101110… |
… | …111111010010 |
3 | 212112201221010 |
4 | 233232333102 |
5 | 11200410414 |
6 | 1124111350 |
7 | 211234506 |
oct | 57567722 |
9 | 25481833 |
10 | 12513234 |
11 | 7077418 |
12 | 4235556 |
13 | 27917a6 |
14 | 193a306 |
15 | 1172959 |
hex | beefd2 |
12513234 has 8 divisors (see below), whose sum is σ = 25026480. Its totient is φ = 4171076.
The previous prime is 12513227. The next prime is 12513269. The reversal of 12513234 is 43231521.
It is a sphenic number, since it is the product of 3 distinct primes.
12513234 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 12513234.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1042764 + ... + 1042775.
It is an arithmetic number, because the mean of its divisors is an integer number (3128310).
Almost surely, 212513234 is an apocalyptic number.
12513234 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.
12513234 is a wasteful number, since it uses less digits than its factorization.
12513234 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2085544.
The product of its digits is 720, while the sum is 21.
The square root of 12513234 is about 3537.4049810560. The cubic root of 12513234 is about 232.1613151759.
Adding to 12513234 its reverse (43231521), we get a palindrome (55744755).
The spelling of 12513234 in words is "twelve million, five hundred thirteen thousand, two hundred thirty-four".
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