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52367748 = 2234363979
BaseRepresentation
bin1100011111000…
…1000110000100
310122112120001020
43013301012010
5101401231443
65110231140
71204055436
oct307610604
9118476036
1052367748
1127618734
12156554b0
13ab07044
146d52656
1548e6583
hex31f1184

52367748 has 12 divisors (see below), whose sum is σ = 122191440. Its totient is φ = 17455912.

The previous prime is 52367747. The next prime is 52367761. The reversal of 52367748 is 84776325.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (52367747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2181978 + ... + 2182001.

It is an arithmetic number, because the mean of its divisors is an integer number (10182620).

Almost surely, 252367748 is an apocalyptic number.

It is an amenable number.

52367748 is an abundant number, since it is smaller than the sum of its proper divisors (69823692).

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

52367748 is a wasteful number, since it uses less digits than its factorization.

52367748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4363986 (or 4363984 counting only the distinct ones).

The product of its digits is 282240, while the sum is 42.

The square root of 52367748 is about 7236.5563633541. The cubic root of 52367748 is about 374.1289364510.

The spelling of 52367748 in words is "fifty-two million, three hundred sixty-seven thousand, seven hundred forty-eight".

Divisors: 1 2 3 4 6 12 4363979 8727958 13091937 17455916 26183874 52367748