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53114161 = 293181277
BaseRepresentation
bin1100101010011…
…1010100110001
310200221110221011
43022213110301
5102044123121
65134230521
71213314532
oct312472461
9120843834
1053114161
1127a88501
1215955441
13b0089c9
1470a8689
1549e27e1
hex32a7531

53114161 has 4 divisors (see below), whose sum is σ = 53295732. Its totient is φ = 52932592.

The previous prime is 53114123. The next prime is 53114251. The reversal of 53114161 is 16141135.

53114161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16141135 = 53228227.

It can be written as a sum of positive squares in 2 ways, for example, as 36663025 + 16451136 = 6055^2 + 4056^2 .

It is a cyclic number.

It is not a de Polignac number, because 53114161 - 29 = 53113649 is a prime.

It is a super-2 number, since 2×531141612 = 5642228197467842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53114111) 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, 90346 + ... + 90931.

It is an arithmetic number, because the mean of its divisors is an integer number (13323933).

Almost surely, 253114161 is an apocalyptic number.

It is an amenable number.

53114161 is a deficient number, since it is larger than the sum of its proper divisors (181571).

53114161 is a wasteful number, since it uses less digits than its factorization.

53114161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181570.

The product of its digits is 360, while the sum is 22.

The square root of 53114161 is about 7287.9462813608. The cubic root of 53114161 is about 375.8980809661.

Adding to 53114161 its reverse (16141135), we get a palindrome (69255296).

The spelling of 53114161 in words is "fifty-three million, one hundred fourteen thousand, one hundred sixty-one".

Divisors: 1 293 181277 53114161