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52385764 = 2213994219
BaseRepresentation
bin1100011111010…
…1011111100100
310122120110202111
43013311133210
5101402321024
65110450404
71204162114
oct307653744
9118513674
1052385764
1127630222
1215663a04
13ab122c2
146d59044
1548eba94
hex31f57e4

52385764 has 12 divisors (see below), whose sum is σ = 92335600. Its totient is φ = 26004168.

The previous prime is 52385737. The next prime is 52385779. The reversal of 52385764 is 46758325.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 46554 + ... + 47665.

Almost surely, 252385764 is an apocalyptic number.

It is an amenable number.

52385764 is a deficient number, since it is larger than the sum of its proper divisors (39949836).

52385764 is a wasteful number, since it uses less digits than its factorization.

52385764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94362 (or 94360 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 52385764 is about 7237.8010472795. The cubic root of 52385764 is about 374.1718352094.

The spelling of 52385764 in words is "fifty-two million, three hundred eighty-five thousand, seven hundred sixty-four".

Divisors: 1 2 4 139 278 556 94219 188438 376876 13096441 26192882 52385764