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57200516 = 2214300129
BaseRepresentation
bin1101101000110…
…0111110000100
310222122002100122
43122030332010
5104120404031
65402001112
71263124232
oct332147604
9128562318
1057200516
112a31965a
12171a6198
13bb09979
14784d952
15504d47b
hex368cf84

57200516 has 6 divisors (see below), whose sum is σ = 100100910. Its totient is φ = 28600256.

The previous prime is 57200509. The next prime is 57200519. The reversal of 57200516 is 61500275.

57200516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 55562116 + 1638400 = 7454^2 + 1280^2 .

It is not an unprimeable number, because it can be changed into a prime (57200519) 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 as a sum of consecutive naturals, namely, 7150061 + ... + 7150068.

It is an arithmetic number, because the mean of its divisors is an integer number (16683485).

Almost surely, 257200516 is an apocalyptic number.

It is an amenable number.

57200516 is a deficient number, since it is larger than the sum of its proper divisors (42900394).

57200516 is a wasteful number, since it uses less digits than its factorization.

57200516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14300133 (or 14300131 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 57200516 is about 7563.1022735383. The cubic root of 57200516 is about 385.3008633802.

The spelling of 57200516 in words is "fifty-seven million, two hundred thousand, five hundred sixteen".

Divisors: 1 2 4 14300129 28600258 57200516