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52075232 = 2511239619
BaseRepresentation
bin1100011010100…
…1101011100000
310121222200210022
43012221223200
5101312401412
65100053012
71201426556
oct306515340
9117880708
1052075232
1127438990
1215534168
13aa33b61
146cb7bd6
154889a72
hex31a9ae0

52075232 has 48 divisors (see below), whose sum is σ = 112492800. Its totient is φ = 23533440.

The previous prime is 52075223. The next prime is 52075253. The reversal of 52075232 is 23257025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83819 + ... + 84437.

It is an arithmetic number, because the mean of its divisors is an integer number (2343600).

Almost surely, 252075232 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 52075232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56246400).

52075232 is an abundant number, since it is smaller than the sum of its proper divisors (60417568).

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

52075232 is a wasteful number, since it uses less digits than its factorization.

52075232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879 (or 871 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 52075232 is about 7216.3170662049. The cubic root of 52075232 is about 373.4310316871.

The spelling of 52075232 in words is "fifty-two million, seventy-five thousand, two hundred thirty-two".

Divisors: 1 2 4 8 11 16 22 32 44 88 176 239 352 478 619 956 1238 1912 2476 2629 3824 4952 5258 6809 7648 9904 10516 13618 19808 21032 27236 42064 54472 84128 108944 147941 217888 295882 591764 1183528 1627351 2367056 3254702 4734112 6509404 13018808 26037616 52075232