Base | Representation |
---|---|
bin | 101111011001… |
… | …100011011000 |
3 | 212101021111012 |
4 | 233121203120 |
5 | 11140103212 |
6 | 1122153052 |
7 | 210420515 |
oct | 57314330 |
9 | 25337435 |
10 | 12425432 |
11 | 7017458 |
12 | 41b2788 |
13 | 2760836 |
14 | 191630c |
15 | 1156922 |
hex | bd98d8 |
12425432 has 16 divisors (see below), whose sum is σ = 23579640. Its totient is φ = 6137536.
The previous prime is 12425423. The next prime is 12425443. The reversal of 12425432 is 23452421.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12425398 and 12425407.
It is a congruent number.
It is an unprimeable number.
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, 8693 + ... + 10020.
Almost surely, 212425432 is an apocalyptic number.
It is an amenable number.
12425432 is a deficient number, since it is larger than the sum of its proper divisors (11154208).
12425432 is a wasteful number, since it uses less digits than its factorization.
12425432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18802 (or 18798 counting only the distinct ones).
The product of its digits is 1920, while the sum is 23.
The square root of 12425432 is about 3524.9726240072. The cubic root of 12425432 is about 231.6170356447.
Adding to 12425432 its reverse (23452421), we get a palindrome (35877853).
The spelling of 12425432 in words is "twelve million, four hundred twenty-five thousand, four hundred thirty-two".
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