Base | Representation |
---|---|
bin | 101111010011… |
… | …111010010100 |
3 | 212100002210100 |
4 | 233103322110 |
5 | 11133333244 |
6 | 1121454100 |
7 | 210263244 |
oct | 57237224 |
9 | 25302710 |
10 | 12402324 |
11 | 7001060 |
12 | 41a1330 |
13 | 275316c |
14 | 190bb24 |
15 | 114eb69 |
hex | bd3e94 |
12402324 has 36 divisors (see below), whose sum is σ = 34201440. Its totient is φ = 3758160.
The previous prime is 12402311. The next prime is 12402349. The reversal of 12402324 is 42320421.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 12402297 and 12402306.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15264 + ... + 16055.
It is an arithmetic number, because the mean of its divisors is an integer number (950040).
Almost surely, 212402324 is an apocalyptic number.
It is an amenable number.
12402324 is an abundant number, since it is smaller than the sum of its proper divisors (21799116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12402324 is a wasteful number, since it uses less digits than its factorization.
12402324 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31340 (or 31335 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 12402324 is about 3521.6933426975. The cubic root of 12402324 is about 231.4733645089.
Adding to 12402324 its reverse (42320421), we get a palindrome (54722745).
The spelling of 12402324 in words is "twelve million, four hundred two thousand, three hundred twenty-four".
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