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52303161 = 338894483
BaseRepresentation
bin1100011110000…
…1010100111001
310122102021110010
43013201110321
5101342200121
65105012133
71203366231
oct307412471
9118367403
1052303161
1127584159
1215624049
13aab3821
146d36cc1
1548d2376
hex31e1539

52303161 has 8 divisors (see below), whose sum is σ = 69771040. Its totient is φ = 34852032.

The previous prime is 52303159. The next prime is 52303171. The reversal of 52303161 is 16130325.

52303161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52303161 - 21 = 52303159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52303171) 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 7 ways as a sum of consecutive naturals, for example, 9426 + ... + 13908.

It is an arithmetic number, because the mean of its divisors is an integer number (8721380).

Almost surely, 252303161 is an apocalyptic number.

It is an amenable number.

52303161 is a deficient number, since it is larger than the sum of its proper divisors (17467879).

52303161 is a wasteful number, since it uses less digits than its factorization.

52303161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8375.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 52303161 is about 7232.0924358031. The cubic root of 52303161 is about 373.9750643484.

Adding to 52303161 its reverse (16130325), we get a palindrome (68433486).

The spelling of 52303161 in words is "fifty-two million, three hundred three thousand, one hundred sixty-one".

Divisors: 1 3 3889 4483 11667 13449 17434387 52303161