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52311052 = 2259221657
BaseRepresentation
bin1100011110001…
…1010000001100
310122102200021101
43013203100030
5101342423202
65105112444
71203431233
oct307432014
9118380241
1052311052
112758a082
1215628724
13aab72b1
146d39b1a
1548d4887
hex31e340c

52311052 has 12 divisors (see below), whose sum is σ = 93096360. Its totient is φ = 25712096.

The previous prime is 52311037. The next prime is 52311059. The reversal of 52311052 is 25011325.

It is a super-2 number, since 2×523110522 = 5472892322693408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52311059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110593 + ... + 111064.

It is an arithmetic number, because the mean of its divisors is an integer number (7758030).

Almost surely, 252311052 is an apocalyptic number.

It is an amenable number.

52311052 is a deficient number, since it is larger than the sum of its proper divisors (40785308).

52311052 is a wasteful number, since it uses less digits than its factorization.

52311052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221720 (or 221718 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 52311052 is about 7232.6379696484. The cubic root of 52311052 is about 373.9938706613.

Adding to 52311052 its reverse (25011325), we get a palindrome (77322377).

The spelling of 52311052 in words is "fifty-two million, three hundred eleven thousand, fifty-two".

Divisors: 1 2 4 59 118 236 221657 443314 886628 13077763 26155526 52311052