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52225142311 = 1273171297229
BaseRepresentation
bin110000101000110111…
…000110111000100111
311222210122211010001001
4300220313012320213
51323424114023221
635554130014131
73526121246056
oct605067067047
9158718733031
1052225142311
112016a805441
12a156117347
134c03a65294
14275607439d
151559dcb391
hexc28dc6e27

52225142311 has 8 divisors (see below), whose sum is σ = 52802449920. Its totient is φ = 51650430048.

The previous prime is 52225142297. The next prime is 52225142323. The reversal of 52225142311 is 11324152225.

It is a happy number.

52225142311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 52225142311 - 29 = 52225141799 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 52225142311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52225142381) 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, 608356 + ... + 688873.

It is an arithmetic number, because the mean of its divisors is an integer number (6600306240).

Almost surely, 252225142311 is an apocalyptic number.

52225142311 is a deficient number, since it is larger than the sum of its proper divisors (577307609).

52225142311 is a wasteful number, since it uses less digits than its factorization.

52225142311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297673.

The product of its digits is 4800, while the sum is 28.

Adding to 52225142311 its reverse (11324152225), we get a palindrome (63549294536).

The spelling of 52225142311 in words is "fifty-two billion, two hundred twenty-five million, one hundred forty-two thousand, three hundred eleven".

Divisors: 1 127 317 40259 1297229 164748083 411221593 52225142311