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5206052431 = 47110767073
BaseRepresentation
bin1001101100100111…
…00000111001001111
3111102211002212100201
410312103200321033
541130222134211
62220331434331
7243003500266
oct46623407117
914384085321
105206052431
112231754278
1210135b59a7
1364c7549c8
143755bb5dd
152070a90c1
hex1364e0e4f

5206052431 has 4 divisors (see below), whose sum is σ = 5316819552. Its totient is φ = 5095285312.

The previous prime is 5206052399. The next prime is 5206052447. The reversal of 5206052431 is 1342506025.

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

It is a cyclic number.

It is not a de Polignac number, because 5206052431 - 25 = 5206052399 is a prime.

It is a super-2 number, since 2×52060524312 = 54205963828642019522, which contains 22 as substring.

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 5206052431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5206053431) 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, 55383490 + ... + 55383583.

It is an arithmetic number, because the mean of its divisors is an integer number (1329204888).

Almost surely, 25206052431 is an apocalyptic number.

5206052431 is a deficient number, since it is larger than the sum of its proper divisors (110767121).

5206052431 is a wasteful number, since it uses less digits than its factorization.

5206052431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110767120.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 5206052431 is about 72152.9793632945. The cubic root of 5206052431 is about 1733.1501106339.

Adding to 5206052431 its reverse (1342506025), we get a palindrome (6548558456).

The spelling of 5206052431 in words is "five billion, two hundred six million, fifty-two thousand, four hundred thirty-one".

Divisors: 1 47 110767073 5206052431