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52287112 = 2322928541
BaseRepresentation
bin1100011101110…
…1011010001000
310122101110102201
43013131122020
5101341141422
65104405544
71203301363
oct307353210
9118343381
1052287112
1127573099
12156168b4
13aaa9427
146d310da
1548cc727
hex31dd688

52287112 has 16 divisors (see below), whose sum is σ = 98469900. Its totient is φ = 26028480.

The previous prime is 52287101. The next prime is 52287113. The reversal of 52287112 is 21178225.

52287112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 51466276 + 820836 = 7174^2 + 906^2 .

It is not an unprimeable number, because it can be changed into a prime (52287113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12439 + ... + 16102.

Almost surely, 252287112 is an apocalyptic number.

It is an amenable number.

52287112 is a deficient number, since it is larger than the sum of its proper divisors (46182788).

52287112 is a wasteful number, since it uses less digits than its factorization.

52287112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28776 (or 28772 counting only the distinct ones).

The product of its digits is 2240, while the sum is 28.

The square root of 52287112 is about 7230.9827824439. The cubic root of 52287112 is about 373.9368095553.

The spelling of 52287112 in words is "fifty-two million, two hundred eighty-seven thousand, one hundred twelve".

Divisors: 1 2 4 8 229 458 916 1832 28541 57082 114164 228328 6535889 13071778 26143556 52287112