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12152435 = 52430487
BaseRepresentation
bin101110010110…
…111001110011
3211212102000012
4232112321303
511102334220
61112245135
7205202561
oct56267163
924772005
1012152435
116950339
1240a07ab
1326964b9
141884a31
151100ac5
hexb96e73

12152435 has 4 divisors (see below), whose sum is σ = 14582928. Its totient is φ = 9721944.

The previous prime is 12152417. The next prime is 12152443. The reversal of 12152435 is 53425121.

12152435 is digitally balanced in base 3, 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.

It is a cyclic number.

It is not a de Polignac number, because 12152435 - 214 = 12136051 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 12152435.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1215239 + ... + 1215248.

It is an arithmetic number, because the mean of its divisors is an integer number (3645732).

Almost surely, 212152435 is an apocalyptic number.

12152435 is a deficient number, since it is larger than the sum of its proper divisors (2430493).

12152435 is an equidigital number, since it uses as much as digits as its factorization.

12152435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2430492.

The product of its digits is 1200, while the sum is 23.

The square root of 12152435 is about 3486.0342798085. The cubic root of 12152435 is about 229.9081864162.

Adding to 12152435 its reverse (53425121), we get a palindrome (65577556).

The spelling of 12152435 in words is "twelve million, one hundred fifty-two thousand, four hundred thirty-five".

Divisors: 1 5 2430487 12152435