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52325197 = 241217117
BaseRepresentation
bin1100011110011…
…0101101001101
310122110101200021
43013212231031
5101343401242
65105302141
71203520411
oct307465515
9118411607
1052325197
1127599771
1215634951
13aac0872
146d40d41
1548d8b67
hex31e6b4d

52325197 has 4 divisors (see below), whose sum is σ = 52542556. Its totient is φ = 52107840.

The previous prime is 52325177. The next prime is 52325209. The reversal of 52325197 is 79152325.

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 22524516 + 29800681 = 4746^2 + 5459^2 .

It is a cyclic number.

It is not a de Polignac number, because 52325197 - 211 = 52323149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52325177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108318 + ... + 108799.

It is an arithmetic number, because the mean of its divisors is an integer number (13135639).

Almost surely, 252325197 is an apocalyptic number.

It is an amenable number.

52325197 is a deficient number, since it is larger than the sum of its proper divisors (217359).

52325197 is a wasteful number, since it uses less digits than its factorization.

52325197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217358.

The product of its digits is 18900, while the sum is 34.

The square root of 52325197 is about 7233.6157625354. The cubic root of 52325197 is about 374.0275771557.

The spelling of 52325197 in words is "fifty-two million, three hundred twenty-five thousand, one hundred ninety-seven".

Divisors: 1 241 217117 52325197