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52395724 = 2289147179
BaseRepresentation
bin1100011111011…
…1111011001100
310122120222102101
43013313323030
5101403130344
65111004444
71204233133
oct307677314
9118528371
1052395724
1127637757
1215669724
13ab169b4
146d5c91a
1548ee9d4
hex31f7ecc

52395724 has 12 divisors (see below), whose sum is σ = 92723400. Its totient is φ = 25903328.

The previous prime is 52395689. The next prime is 52395757. The reversal of 52395724 is 42759325.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73234 + ... + 73945.

It is an arithmetic number, because the mean of its divisors is an integer number (7726950).

Almost surely, 252395724 is an apocalyptic number.

It is an amenable number.

52395724 is a deficient number, since it is larger than the sum of its proper divisors (40327676).

52395724 is a wasteful number, since it uses less digits than its factorization.

52395724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147272 (or 147270 counting only the distinct ones).

The product of its digits is 75600, while the sum is 37.

The square root of 52395724 is about 7238.4890688596. The cubic root of 52395724 is about 374.1955472196.

The spelling of 52395724 in words is "fifty-two million, three hundred ninety-five thousand, seven hundred twenty-four".

Divisors: 1 2 4 89 178 356 147179 294358 588716 13098931 26197862 52395724