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235512052 = 2267786969
BaseRepresentation
bin11100000100110…
…10000011110100
3121102011020210121
432002122003310
5440242341202
635211501324
75556551026
oct1602320364
9542136717
10235512052
11110a38766
1266a57844
1339a3c159
14233c8016
1515a21537
hexe09a0f4

235512052 has 12 divisors (see below), whose sum is σ = 412759620. Its totient is φ = 117580736.

The previous prime is 235512047. The next prime is 235512059. The reversal of 235512052 is 250215532.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 112656996 + 122855056 = 10614^2 + 11084^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235512059) 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, 40777 + ... + 46192.

It is an arithmetic number, because the mean of its divisors is an integer number (34396635).

Almost surely, 2235512052 is an apocalyptic number.

It is an amenable number.

235512052 is a deficient number, since it is larger than the sum of its proper divisors (177247568).

235512052 is a wasteful number, since it uses less digits than its factorization.

235512052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87650 (or 87648 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 235512052 is about 15346.4019235780. The cubic root of 235512052 is about 617.5484634716.

Adding to 235512052 its reverse (250215532), we get a palindrome (485727584).

The spelling of 235512052 in words is "two hundred thirty-five million, five hundred twelve thousand, fifty-two".

Divisors: 1 2 4 677 1354 2708 86969 173938 347876 58878013 117756026 235512052