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51052112 = 2473109401
BaseRepresentation
bin1100001010111…
…1111001010000
310120001201022222
43002233321100
5101032131422
65022120212
71156635656
oct302577120
9116051288
1051052112
11268aa231
1215120068
13a766267
146accdd6
154736842
hex30afe50

51052112 has 40 divisors (see below), whose sum is σ = 101440680. Its totient is φ = 24883200.

The previous prime is 51052103. The next prime is 51052123. The reversal of 51052112 is 21125015.

51052112 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 4 ways, for example, as 29855296 + 21196816 = 5464^2 + 4604^2 .

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 127112 + ... + 127512.

It is an arithmetic number, because the mean of its divisors is an integer number (2536017).

Almost surely, 251052112 is an apocalyptic number.

It is an amenable number.

51052112 is a deficient number, since it is larger than the sum of its proper divisors (50388568).

51052112 is a wasteful number, since it uses less digits than its factorization.

51052112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 51052112 is about 7145.0760667749. The cubic root of 51052112 is about 370.9692435325.

Adding to 51052112 its reverse (21125015), we get a palindrome (72177127).

The spelling of 51052112 in words is "fifty-one million, fifty-two thousand, one hundred twelve".

Divisors: 1 2 4 8 16 73 109 146 218 292 401 436 584 802 872 1168 1604 1744 3208 6416 7957 15914 29273 31828 43709 58546 63656 87418 117092 127312 174836 234184 349672 468368 699344 3190757 6381514 12763028 25526056 51052112