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58495993 = 83704771
BaseRepresentation
bin1101111100100…
…1001111111001
311002001220102021
43133021033321
5104433332433
65445434441
71310131153
oct337111771
9132056367
1058495993
11300239a6
121770ba21
13c17151a
147aa9ad3
15520722d
hex37c93f9

58495993 has 4 divisors (see below), whose sum is σ = 59200848. Its totient is φ = 57791140.

The previous prime is 58495979. The next prime is 58495999. The reversal of 58495993 is 39959485.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 39959485 = 57991897.

It is a cyclic number.

It is not a de Polignac number, because 58495993 - 25 = 58495961 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 58495993.

It is not an unprimeable number, because it can be changed into a prime (58495999) 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, 352303 + ... + 352468.

It is an arithmetic number, because the mean of its divisors is an integer number (14800212).

Almost surely, 258495993 is an apocalyptic number.

It is an amenable number.

58495993 is a deficient number, since it is larger than the sum of its proper divisors (704855).

58495993 is an equidigital number, since it uses as much as digits as its factorization.

58495993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704854.

The product of its digits is 1749600, while the sum is 52.

The square root of 58495993 is about 7648.2673201190. The cubic root of 58495993 is about 388.1879403564.

The spelling of 58495993 in words is "fifty-eight million, four hundred ninety-five thousand, nine hundred ninety-three".

Divisors: 1 83 704771 58495993