Base | Representation |
---|---|
bin | 101111011010… |
… | …010110010100 |
3 | 212101102221221 |
4 | 233122112110 |
5 | 11140204232 |
6 | 1122220124 |
7 | 210433153 |
oct | 57322624 |
9 | 25342857 |
10 | 12428692 |
11 | 7019951 |
12 | 41b4644 |
13 | 2762173 |
14 | 191759a |
15 | 1157897 |
hex | bda594 |
12428692 has 24 divisors (see below), whose sum is σ = 22317120. Its totient is φ = 6054720.
The previous prime is 12428681. The next prime is 12428693. The reversal of 12428692 is 29682421.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12428693) 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 7 ways as a sum of consecutive naturals, for example, 30184 + ... + 30592.
It is an arithmetic number, because the mean of its divisors is an integer number (929880).
Almost surely, 212428692 is an apocalyptic number.
It is an amenable number.
12428692 is a deficient number, since it is larger than the sum of its proper divisors (9888428).
12428692 is a wasteful number, since it uses less digits than its factorization.
12428692 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 591 (or 589 counting only the distinct ones).
The product of its digits is 13824, while the sum is 34.
The square root of 12428692 is about 3525.4350086195. The cubic root of 12428692 is about 231.6372899509.
The spelling of 12428692 in words is "twelve million, four hundred twenty-eight thousand, six hundred ninety-two".
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