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58125805 = 517683833
BaseRepresentation
bin1101110110111…
…0110111101101
311001101002121121
43131232313231
5104340011210
65433500541
71304026663
oct335566755
9131332547
1058125805
112a8a0861
1217571751
13c071b8a
147a10c33
1551826da
hex376eded

58125805 has 8 divisors (see below), whose sum is σ = 73854072. Its totient is φ = 43765248.

The previous prime is 58125799. The next prime is 58125817. The reversal of 58125805 is 50852185.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6487209 + 51638596 = 2547^2 + 7186^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 58125805 - 27 = 58125677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341832 + ... + 342001.

It is an arithmetic number, because the mean of its divisors is an integer number (9231759).

Almost surely, 258125805 is an apocalyptic number.

It is an amenable number.

58125805 is a deficient number, since it is larger than the sum of its proper divisors (15728267).

58125805 is a wasteful number, since it uses less digits than its factorization.

58125805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683855.

The product of its (nonzero) digits is 16000, while the sum is 34.

The square root of 58125805 is about 7624.0281347854. The cubic root of 58125805 is about 387.3673330097.

The spelling of 58125805 in words is "fifty-eight million, one hundred twenty-five thousand, eight hundred five".

Divisors: 1 5 17 85 683833 3419165 11625161 58125805