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235122245 = 5192938447
BaseRepresentation
bin11100000001110…
…10111001000101
3121101102110002022
432000322321011
5440142402440
635155252525
75553335411
oct1600727105
9541373068
10235122245
111107a1906
12668aa145
13399338b7
1423325d41
1515995cb5
hexe03ae45

235122245 has 16 divisors (see below), whose sum is σ = 298045440. Its totient is φ = 177568704.

The previous prime is 235122241. The next prime is 235122271. The reversal of 235122245 is 542221532.

It is a cyclic number.

It is not a de Polignac number, because 235122245 - 22 = 235122241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235122241) 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 15 ways as a sum of consecutive naturals, for example, 23612 + ... + 32058.

It is an arithmetic number, because the mean of its divisors is an integer number (18627840).

Almost surely, 2235122245 is an apocalyptic number.

It is an amenable number.

235122245 is a deficient number, since it is larger than the sum of its proper divisors (62923195).

235122245 is a wasteful number, since it uses less digits than its factorization.

235122245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8764.

The product of its digits is 4800, while the sum is 26.

The square root of 235122245 is about 15333.6963906294. The cubic root of 235122245 is about 617.2075642187.

Adding to 235122245 its reverse (542221532), we get a palindrome (777343777).

The spelling of 235122245 in words is "two hundred thirty-five million, one hundred twenty-two thousand, two hundred forty-five".

Divisors: 1 5 19 95 293 1465 5567 8447 27835 42235 160493 802465 2474971 12374855 47024449 235122245