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52123532 = 2297134339
BaseRepresentation
bin1100011011010…
…1011110001100
310122002011001012
43012311132030
5101320423112
65101104352
71202020436
oct306653614
9118064035
1052123532
11274711aa
12155580b8
13aa4cb36
146ccb656
154899022
hex31b578c

52123532 has 12 divisors (see below), whose sum is σ = 92157240. Its totient is φ = 25792896.

The previous prime is 52123531. The next prime is 52123537. The reversal of 52123532 is 23532125.

It is a junction number, because it is equal to n+sod(n) for n = 52123498 and 52123507.

It is not an unprimeable number, because it can be changed into a prime (52123531) 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, 66782 + ... + 67557.

It is an arithmetic number, because the mean of its divisors is an integer number (7679770).

Almost surely, 252123532 is an apocalyptic number.

It is an amenable number.

52123532 is a deficient number, since it is larger than the sum of its proper divisors (40033708).

52123532 is a wasteful number, since it uses less digits than its factorization.

52123532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134440 (or 134438 counting only the distinct ones).

The product of its digits is 1800, while the sum is 23.

The square root of 52123532 is about 7219.6628730156. The cubic root of 52123532 is about 373.5464489699.

Adding to 52123532 its reverse (23532125), we get a palindrome (75655657).

The spelling of 52123532 in words is "fifty-two million, one hundred twenty-three thousand, five hundred thirty-two".

Divisors: 1 2 4 97 194 388 134339 268678 537356 13030883 26061766 52123532