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5286195291 = 313373663337
BaseRepresentation
bin1001110110001010…
…01111000001011011
3111122101220112200210
410323011033001123
541311231222131
62232313302203
7244665630036
oct47305170133
914571815623
105286195291
112272a12843
121036404963
13663235110
143820c001d
1520e13a146
hex13b14f05b

5286195291 has 16 divisors (see below), whose sum is σ = 7795583264. Its totient is φ = 3165122304.

The previous prime is 5286195269. The next prime is 5286195307. The reversal of 5286195291 is 1925916825.

It is not a de Polignac number, because 5286195291 - 25 = 5286195259 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 5286195291.

It is not an unprimeable number, because it can be changed into a prime (5286195241) 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 15 ways as a sum of consecutive naturals, for example, 1830226 + ... + 1833111.

It is an arithmetic number, because the mean of its divisors is an integer number (487223954).

Almost surely, 25286195291 is an apocalyptic number.

5286195291 is a deficient number, since it is larger than the sum of its proper divisors (2509387973).

5286195291 is a wasteful number, since it uses less digits than its factorization.

5286195291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663390.

The product of its digits is 388800, while the sum is 48.

The square root of 5286195291 is about 72706.2259438626. The cubic root of 5286195291 is about 1741.9983306757.

The spelling of 5286195291 in words is "five billion, two hundred eighty-six million, one hundred ninety-five thousand, two hundred ninety-one".

Divisors: 1 3 13 37 39 111 481 1443 3663337 10990011 47623381 135543469 142870143 406630407 1762065097 5286195291