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52375277 = 229228713
BaseRepresentation
bin1100011111001…
…0111011101101
310122112221101002
43013302323231
5101402002102
65110330045
71204116413
oct307627355
9118487332
1052375277
1127623359
1215659925
13ab0a5b6
146d552b3
1548e8902
hex31f2eed

52375277 has 4 divisors (see below), whose sum is σ = 52604220. Its totient is φ = 52146336.

The previous prime is 52375259. The next prime is 52375291. The reversal of 52375277 is 77257325.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47969476 + 4405801 = 6926^2 + 2099^2 .

It is a cyclic number.

It is not a de Polignac number, because 52375277 - 212 = 52371181 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52375277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52375207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114128 + ... + 114585.

It is an arithmetic number, because the mean of its divisors is an integer number (13151055).

Almost surely, 252375277 is an apocalyptic number.

It is an amenable number.

52375277 is a deficient number, since it is larger than the sum of its proper divisors (228943).

52375277 is a wasteful number, since it uses less digits than its factorization.

52375277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228942.

The product of its digits is 102900, while the sum is 38.

The square root of 52375277 is about 7237.0765506522. The cubic root of 52375277 is about 374.1468653091.

The spelling of 52375277 in words is "fifty-two million, three hundred seventy-five thousand, two hundred seventy-seven".

Divisors: 1 229 228713 52375277