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52325985 = 3531131859
BaseRepresentation
bin1100011110011…
…0111001100001
310122110102202110
43013212321201
5101343412420
65105305533
71203522615
oct307467141
9118412673
1052325985
112759a318
12156352a9
13aac102a
146d41345
1548d8ee0
hex31e6e61

52325985 has 32 divisors (see below), whose sum is σ = 87183360. Its totient is φ = 26769600.

The previous prime is 52325953. The next prime is 52326013. The reversal of 52325985 is 58952325.

It is not a de Polignac number, because 52325985 - 25 = 52325953 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60486 + ... + 61344.

It is an arithmetic number, because the mean of its divisors is an integer number (2724480).

Almost surely, 252325985 is an apocalyptic number.

It is an amenable number.

52325985 is a deficient number, since it is larger than the sum of its proper divisors (34857375).

52325985 is a wasteful number, since it uses less digits than its factorization.

52325985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029.

The product of its digits is 108000, while the sum is 39.

The square root of 52325985 is about 7233.6702302496. The cubic root of 52325985 is about 374.0294547231.

The spelling of 52325985 in words is "fifty-two million, three hundred twenty-five thousand, nine hundred eighty-five".

Divisors: 1 3 5 15 31 93 131 155 393 465 655 859 1965 2577 4061 4295 12183 12885 20305 26629 60915 79887 112529 133145 337587 399435 562645 1687935 3488399 10465197 17441995 52325985