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52316017 = 134024309
BaseRepresentation
bin1100011110010…
…0011101110001
310122102221002021
43013210131301
5101343103032
65105151441
71203451555
oct307443561
9118387067
1052316017
1127592886
121562b581
13aab9630
146d3b865
1548d6097
hex31e4771

52316017 has 4 divisors (see below), whose sum is σ = 56340340. Its totient is φ = 48291696.

The previous prime is 52315981. The next prime is 52316051. The reversal of 52316017 is 71061325.

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 2062096 + 50253921 = 1436^2 + 7089^2 .

It is a cyclic number.

It is not a de Polignac number, because 52316017 - 211 = 52313969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52315982 and 52316000.

It is not an unprimeable number, because it can be changed into a prime (52316057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2012142 + ... + 2012167.

It is an arithmetic number, because the mean of its divisors is an integer number (14085085).

Almost surely, 252316017 is an apocalyptic number.

It is an amenable number.

52316017 is a deficient number, since it is larger than the sum of its proper divisors (4024323).

52316017 is a wasteful number, since it uses less digits than its factorization.

52316017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024322.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 52316017 is about 7232.9811972658. The cubic root of 52316017 is about 374.0057025830.

The spelling of 52316017 in words is "fifty-two million, three hundred sixteen thousand, seventeen".

Divisors: 1 13 4024309 52316017