Base | Representation |
---|---|
bin | 1101101001100… |
… | …0101001000101 |
3 | 10222201111221100 |
4 | 3122120221011 |
5 | 104123421300 |
6 | 5403010313 |
7 | 1263413511 |
oct | 332305105 |
9 | 128644840 |
10 | 57248325 |
11 | 2a351572 |
12 | 17209999 |
13 | bb25664 |
14 | 7863141 |
15 | 505c700 |
hex | 3698a45 |
57248325 has 18 divisors (see below), whose sum is σ = 102538514. Its totient is φ = 30532320.
The previous prime is 57248297. The next prime is 57248381. The reversal of 57248325 is 52384275.
57248325 is a `hidden beast` number, since 572 + 4 + 83 + 2 + 5 = 666.
It can be written as a sum of positive squares in 3 ways, for example, as 3969 + 57244356 = 63^2 + 7566^2 .
It is not a de Polignac number, because 57248325 - 25 = 57248293 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 57248325.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 126994 + ... + 127443.
Almost surely, 257248325 is an apocalyptic number.
It is an amenable number.
57248325 is a deficient number, since it is larger than the sum of its proper divisors (45290189).
57248325 is a wasteful number, since it uses less digits than its factorization.
57248325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254453 (or 254445 counting only the distinct ones).
The product of its digits is 67200, while the sum is 36.
The square root of 57248325 is about 7566.2622872856. The cubic root of 57248325 is about 385.4081801232.
The spelling of 57248325 in words is "fifty-seven million, two hundred forty-eight thousand, three hundred twenty-five".
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