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52303132 = 2271867969
BaseRepresentation
bin1100011110000…
…1010100011100
310122102021102001
43013201110130
5101342200012
65105012044
71203366160
oct307412434
9118367361
1052303132
1127584132
1215624024
13aab37cb
146d36ca0
1548d2357
hex31e151c

52303132 has 12 divisors (see below), whose sum is σ = 104606320. Its totient is φ = 22415616.

The previous prime is 52303123. The next prime is 52303133. The reversal of 52303132 is 23130325.

52303132 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52303133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933957 + ... + 934012.

Almost surely, 252303132 is an apocalyptic number.

It is an amenable number.

52303132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52303132 is a wasteful number, since it uses less digits than its factorization.

52303132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1867980 (or 1867978 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 52303132 is about 7232.0904308505. The cubic root of 52303132 is about 373.9749952303.

Adding to 52303132 its reverse (23130325), we get a palindrome (75433457).

The spelling of 52303132 in words is "fifty-two million, three hundred three thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 1867969 3735938 7471876 13075783 26151566 52303132