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52776164 = 2272118933
BaseRepresentation
bin1100100101010…
…0110011100100
310200022022021202
43021110303210
5102002314124
65123102032
71210406240
oct311246344
9120268252
1052776164
1127877571
1215811918
13ac1abcc
14701b420
1549775ae
hex3254ce4

52776164 has 24 divisors (see below), whose sum is σ = 106064448. Its totient is φ = 22508640.

The previous prime is 52776127. The next prime is 52776169. The reversal of 52776164 is 46167725.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (52776169) 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, 1442 + ... + 10374.

It is an arithmetic number, because the mean of its divisors is an integer number (4419352).

Almost surely, 252776164 is an apocalyptic number.

It is an amenable number.

52776164 is an abundant number, since it is smaller than the sum of its proper divisors (53288284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52776164 is a wasteful number, since it uses less digits than its factorization.

52776164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9155 (or 9153 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The square root of 52776164 is about 7264.7205039148. The cubic root of 52776164 is about 375.0990292537.

The spelling of 52776164 in words is "fifty-two million, seven hundred seventy-six thousand, one hundred sixty-four".

Divisors: 1 2 4 7 14 28 211 422 844 1477 2954 5908 8933 17866 35732 62531 125062 250124 1884863 3769726 7539452 13194041 26388082 52776164