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53057168 = 243316073
BaseRepresentation
bin1100101001100…
…1011010010000
310200211120202022
43022121122100
5102040312133
65133111012
71212656423
oct312313220
9120746668
1053057168
1127a496aa
1215928468
13acb8a98
1470919ba
1549d0998
hex3299690

53057168 has 10 divisors (see below), whose sum is σ = 102798294. Its totient is φ = 26528576.

The previous prime is 53057161. The next prime is 53057183. The reversal of 53057168 is 86175035.

It can be written as a sum of positive squares in only one way, i.e., 27331984 + 25725184 = 5228^2 + 5072^2 .

It is not an unprimeable number, because it can be changed into a prime (53057161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1658021 + ... + 1658052.

Almost surely, 253057168 is an apocalyptic number.

It is an amenable number.

53057168 is a deficient number, since it is larger than the sum of its proper divisors (49741126).

53057168 is a wasteful number, since it uses less digits than its factorization.

53057168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3316081 (or 3316075 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 53057168 is about 7284.0351454396. The cubic root of 53057168 is about 375.7635830833.

The spelling of 53057168 in words is "fifty-three million, fifty-seven thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 16 3316073 6632146 13264292 26528584 53057168