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52378676 = 2271870667
BaseRepresentation
bin1100011111001…
…1110000110100
310122120010000222
43013303300310
5101402104201
65110353512
71204132340
oct307636064
9118503028
1052378676
1127625969
121565b898
13ab0bccc
146d56620
1548e991b
hex31f3c34

52378676 has 12 divisors (see below), whose sum is σ = 104757408. Its totient is φ = 22447992.

The previous prime is 52378673. The next prime is 52378721. The reversal of 52378676 is 67687325.

52378676 is an admirable number.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52378673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 935306 + ... + 935361.

It is an arithmetic number, because the mean of its divisors is an integer number (8729784).

Almost surely, 252378676 is an apocalyptic number.

It is an amenable number.

52378676 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52378676 is a wasteful number, since it uses less digits than its factorization.

52378676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870678 (or 1870676 counting only the distinct ones).

The product of its digits is 423360, while the sum is 44.

The square root of 52378676 is about 7237.3113792347. The cubic root of 52378676 is about 374.1549588077.

The spelling of 52378676 in words is "fifty-two million, three hundred seventy-eight thousand, six hundred seventy-six".

Divisors: 1 2 4 7 14 28 1870667 3741334 7482668 13094669 26189338 52378676