Base | Representation |
---|---|
bin | 1010000100000… |
… | …0110011011000 |
3 | 2221102102010202 |
4 | 2201000303120 |
5 | 41301132342 |
6 | 4104401332 |
7 | 1021523525 |
oct | 241006330 |
9 | 87372122 |
10 | 42208472 |
11 | 21909939 |
12 | 12176248 |
13 | 898ab37 |
14 | 586a14c |
15 | 3a8b332 |
hex | 2840cd8 |
42208472 has 16 divisors (see below), whose sum is σ = 79355400. Its totient is φ = 21047040.
The previous prime is 42208471. The next prime is 42208477. The reversal of 42208472 is 27480224.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42208471) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3929 + ... + 9992.
Almost surely, 242208472 is an apocalyptic number.
It is an amenable number.
42208472 is a deficient number, since it is larger than the sum of its proper divisors (37146928).
42208472 is a wasteful number, since it uses less digits than its factorization.
42208472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14306 (or 14302 counting only the distinct ones).
The product of its (nonzero) digits is 7168, while the sum is 29.
The square root of 42208472 is about 6496.8047531075. The cubic root of 42208472 is about 348.1768379433.
Adding to 42208472 its reverse (27480224), we get a palindrome (69688696).
The spelling of 42208472 in words is "forty-two million, two hundred eight thousand, four hundred seventy-two".
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