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52588237 = 132311173
BaseRepresentation
bin1100100010011…
…0111011001101
310122221202111111
43020212323031
5101430310422
65115052021
71205664322
oct310467315
9118852444
1052588237
1127759359
1215741011
13ab83500
146dacb49
15493ba77
hex3226ecd

52588237 has 6 divisors (see below), whose sum is σ = 56944842. Its totient is φ = 48542832.

The previous prime is 52588229. The next prime is 52588241. The reversal of 52588237 is 73288525.

It can be written as a sum of positive squares in 3 ways, for example, as 11236 + 52577001 = 106^2 + 7251^2 .

It is not a de Polignac number, because 52588237 - 23 = 52588229 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 52588237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52588267) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 155418 + ... + 155755.

It is an arithmetic number, because the mean of its divisors is an integer number (9490807).

Almost surely, 252588237 is an apocalyptic number.

It is an amenable number.

52588237 is a deficient number, since it is larger than the sum of its proper divisors (4356605).

52588237 is a wasteful number, since it uses less digits than its factorization.

52588237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311199 (or 311186 counting only the distinct ones).

The product of its digits is 134400, while the sum is 40.

The square root of 52588237 is about 7251.7747482944. The cubic root of 52588237 is about 374.6532783379.

It can be divided in two parts, 52588 and 237, that added together give a palindrome (52825).

The spelling of 52588237 in words is "fifty-two million, five hundred eighty-eight thousand, two hundred thirty-seven".

Divisors: 1 13 169 311173 4045249 52588237