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58142617 = 134472509
BaseRepresentation
bin1101110111001…
…0111110011001
311001101221200021
43131302332121
5104341030432
65434110441
71304130001
oct335627631
9131357607
1058142617
112a902455
121757b421
13c079720
147a17001
155187697
hex3772f99

58142617 has 4 divisors (see below), whose sum is σ = 62615140. Its totient is φ = 53670096.

The previous prime is 58142599. The next prime is 58142653. The reversal of 58142617 is 71624185.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6245001 + 51897616 = 2499^2 + 7204^2 .

It is a cyclic number.

It is not a de Polignac number, because 58142617 - 211 = 58140569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58142677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2236242 + ... + 2236267.

It is an arithmetic number, because the mean of its divisors is an integer number (15653785).

Almost surely, 258142617 is an apocalyptic number.

It is an amenable number.

58142617 is a deficient number, since it is larger than the sum of its proper divisors (4472523).

58142617 is a wasteful number, since it uses less digits than its factorization.

58142617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4472522.

The product of its digits is 13440, while the sum is 34.

The square root of 58142617 is about 7625.1306218320. The cubic root of 58142617 is about 387.4046761016.

The spelling of 58142617 in words is "fifty-eight million, one hundred forty-two thousand, six hundred seventeen".

Divisors: 1 13 4472509 58142617