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52784852 = 2220896317
BaseRepresentation
bin1100100101011…
…0111011010100
310200022202012112
43021112323110
5102003103402
65123210152
71210443461
oct311267324
9120282175
1052784852
112788304a
1215816958
13ac21b53
147020668
154979e52
hex3256ed4

52784852 has 12 divisors (see below), whose sum is σ = 92432340. Its totient is φ = 26375616.

The previous prime is 52784803. The next prime is 52784861. The reversal of 52784852 is 25848725.

It can be written as a sum of positive squares in 2 ways, for example, as 38390416 + 14394436 = 6196^2 + 3794^2 .

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, 5198 + ... + 11514.

It is an arithmetic number, because the mean of its divisors is an integer number (7702695).

Almost surely, 252784852 is an apocalyptic number.

It is an amenable number.

52784852 is a deficient number, since it is larger than the sum of its proper divisors (39647488).

52784852 is a wasteful number, since it uses less digits than its factorization.

52784852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8410 (or 8408 counting only the distinct ones).

The product of its digits is 179200, while the sum is 41.

The square root of 52784852 is about 7265.3184376185. The cubic root of 52784852 is about 375.1196110297.

The spelling of 52784852 in words is "fifty-two million, seven hundred eighty-four thousand, eight hundred fifty-two".

Divisors: 1 2 4 2089 4178 6317 8356 12634 25268 13196213 26392426 52784852