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52257592 = 2317384247
BaseRepresentation
bin1100011101011…
…0001100111000
310122022221221101
43013112030320
5101334220332
65104021144
71203116332
oct307261470
9118287841
1052257592
11275529a2
12156017b4
13aa98b6a
146d24452
1548c3ae7
hex31d6338

52257592 has 16 divisors (see below), whose sum is σ = 103746960. Its totient is φ = 24591744.

The previous prime is 52257563. The next prime is 52257593. The reversal of 52257592 is 29575225.

52257592 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52257593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191988 + ... + 192259.

It is an arithmetic number, because the mean of its divisors is an integer number (6484185).

Almost surely, 252257592 is an apocalyptic number.

It is an amenable number.

52257592 is a deficient number, since it is larger than the sum of its proper divisors (51489368).

52257592 is a wasteful number, since it uses less digits than its factorization.

52257592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384270 (or 384266 counting only the distinct ones).

The product of its digits is 63000, while the sum is 37.

The square root of 52257592 is about 7228.9412779466. The cubic root of 52257592 is about 373.8664245074.

The spelling of 52257592 in words is "fifty-two million, two hundred fifty-seven thousand, five hundred ninety-two".

Divisors: 1 2 4 8 17 34 68 136 384247 768494 1536988 3073976 6532199 13064398 26128796 52257592