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52134252 = 223191072137
BaseRepresentation
bin1100011011100…
…0000101101100
310122002200202020
43012320011230
5101321244002
65101230140
71202063622
oct306700554
9118080666
1052134252
1127479265
1215562350
13aa54991
146cd1512
15489c2bc
hex31b816c

52134252 has 48 divisors (see below), whose sum is σ = 129306240. Its totient is φ = 16301952.

The previous prime is 52134239. The next prime is 52134259. The reversal of 52134252 is 25243125.

It is not an unprimeable number, because it can be changed into a prime (52134259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23328 + ... + 25464.

It is an arithmetic number, because the mean of its divisors is an integer number (2693880).

Almost surely, 252134252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52134252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64653120).

52134252 is an abundant number, since it is smaller than the sum of its proper divisors (77171988).

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

52134252 is a wasteful number, since it uses less digits than its factorization.

52134252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270 (or 2268 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 52134252 is about 7220.4052517847. The cubic root of 52134252 is about 373.5720557242.

Adding to 52134252 its reverse (25243125), we get a palindrome (77377377).

The spelling of 52134252 in words is "fifty-two million, one hundred thirty-four thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 107 114 214 228 321 428 642 1284 2033 2137 4066 4274 6099 6411 8132 8548 12198 12822 24396 25644 40603 81206 121809 162412 228659 243618 457318 487236 685977 914636 1371954 2743908 4344521 8689042 13033563 17378084 26067126 52134252