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52351130 = 2513230977
BaseRepresentation
bin1100011110110…
…1000010011010
310122111201020202
43013231002122
5101400214010
65110022202
71203656126
oct307550232
9118451222
1052351130
11276071a7
1215647962
13aacc600
146d4a586
1548e16a5
hex31ed09a

52351130 has 24 divisors (see below), whose sum is σ = 102041532. Its totient is φ = 19329024.

The previous prime is 52351097. The next prime is 52351163. The reversal of 52351130 is 3115325.

52351130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52351097) and next prime (52351163).

It can be written as a sum of positive squares in 6 ways, for example, as 22287841 + 30063289 = 4721^2 + 5483^2 .

It is a super-4 number, since 4×523511304 (a number of 32 digits) contains 4444 as substring.

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 11 ways as a sum of consecutive naturals, for example, 13799 + ... + 17178.

Almost surely, 252351130 is an apocalyptic number.

52351130 is a deficient number, since it is larger than the sum of its proper divisors (49690402).

52351130 is a wasteful number, since it uses less digits than its factorization.

52351130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31010 (or 30997 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 52351130 is about 7235.4080741863. The cubic root of 52351130 is about 374.0893578129.

Adding to 52351130 its reverse (3115325), we get a palindrome (55466455).

The spelling of 52351130 in words is "fifty-two million, three hundred fifty-one thousand, one hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 169 338 845 1690 30977 61954 154885 309770 402701 805402 2013505 4027010 5235113 10470226 26175565 52351130