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53165504 = 267118673
BaseRepresentation
bin1100101011001…
…1110111000000
310201001002100202
43022303313000
5102102244004
65135304332
71213620320
oct312636700
9121032322
1053165504
1128013037
121597b0a8
13b0261a2
1470bd280
154a02b1e
hex32b3dc0

53165504 has 28 divisors (see below), whose sum is σ = 120572784. Its totient is φ = 22785024.

The previous prime is 53165503. The next prime is 53165509. The reversal of 53165504 is 40556135.

53165504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53165503) 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 3 ways as a sum of consecutive naturals, for example, 58889 + ... + 59784.

Almost surely, 253165504 is an apocalyptic number.

It is an amenable number.

53165504 is an abundant number, since it is smaller than the sum of its proper divisors (67407280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53165504 is a wasteful number, since it uses less digits than its factorization.

53165504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118692 (or 118682 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 53165504 is about 7291.4678906239. The cubic root of 53165504 is about 376.0191630493.

The spelling of 53165504 in words is "fifty-three million, one hundred sixty-five thousand, five hundred four".

Divisors: 1 2 4 7 8 14 16 28 32 56 64 112 224 448 118673 237346 474692 830711 949384 1661422 1898768 3322844 3797536 6645688 7595072 13291376 26582752 53165504