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52052208 = 2431383417
BaseRepresentation
bin1100011010010…
…0000011110000
310121221112012120
43012210003300
5101311132313
65055354240
71201302465
oct306440360
9117845176
1052052208
112742265a
1215522980
13aa26530
146cad66c
154882d23
hex31a40f0

52052208 has 40 divisors (see below), whose sum is σ = 144813648. Its totient is φ = 16015872.

The previous prime is 52052179. The next prime is 52052227. The reversal of 52052208 is 80225025.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 41085 + ... + 42332.

Almost surely, 252052208 is an apocalyptic number.

It is an amenable number.

52052208 is an abundant number, since it is smaller than the sum of its proper divisors (92761440).

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

52052208 is a wasteful number, since it uses less digits than its factorization.

52052208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83441 (or 83435 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 52052208 is about 7214.7216162510. The cubic root of 52052208 is about 373.3759886070.

The spelling of 52052208 in words is "fifty-two million, fifty-two thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 624 83417 166834 250251 333668 500502 667336 1001004 1084421 1334672 2002008 2168842 3253263 4004016 4337684 6506526 8675368 13013052 17350736 26026104 52052208