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52100432011 = 103808962533
BaseRepresentation
bin110000100001011011…
…011000000010001011
311222110222011011200001
4300201123120002023
51323200202311021
635533513023431
73523045236145
oct604133300213
9158428134601
1052100432011
1120106376781
12a1203b4b77
134bb3c7c3c4
14274368dc95
15154de95091
hexc216d808b

52100432011 has 8 divisors (see below), whose sum is σ = 52613606240. Its totient is φ = 51587399232.

The previous prime is 52100431997. The next prime is 52100432017. The reversal of 52100432011 is 11023400125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52100432011 - 235 = 17740693643 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 52100432011.

It is not an unprimeable number, because it can be changed into a prime (52100432017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 801901 + ... + 864433.

It is an arithmetic number, because the mean of its divisors is an integer number (6576700780).

Almost surely, 252100432011 is an apocalyptic number.

52100432011 is a deficient number, since it is larger than the sum of its proper divisors (513174229).

52100432011 is a wasteful number, since it uses less digits than its factorization.

52100432011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70725.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 52100432011 its reverse (11023400125), we get a palindrome (63123832136).

The spelling of 52100432011 in words is "fifty-two billion, one hundred million, four hundred thirty-two thousand, eleven".

Divisors: 1 103 8089 62533 833167 6440899 505829437 52100432011