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52395320 = 2351309883
BaseRepresentation
bin1100011111011…
…1110100111000
310122120221212102
43013313310320
5101403122240
65111002532
71204232015
oct307676470
9118527772
1052395320
112763741a
1215669448
13ab16763
146d5c70c
1548ee815
hex31f7d38

52395320 has 16 divisors (see below), whose sum is σ = 117889560. Its totient is φ = 20958112.

The previous prime is 52395313. The next prime is 52395347. The reversal of 52395320 is 2359325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 654902 + ... + 654981.

Almost surely, 252395320 is an apocalyptic number.

It is an amenable number.

52395320 is an abundant number, since it is smaller than the sum of its proper divisors (65494240).

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

52395320 is a wasteful number, since it uses less digits than its factorization.

52395320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1309894 (or 1309890 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 52395320 is about 7238.4611624295. The cubic root of 52395320 is about 374.1945854657.

The spelling of 52395320 in words is "fifty-two million, three hundred ninety-five thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 1309883 2619766 5239532 6549415 10479064 13098830 26197660 52395320