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12252313363 = 20287603949
BaseRepresentation
bin10110110100100101…
…10111011100010011
31011121212220000012211
423122102313130103
5200043043011423
65343441332551
7612423642133
oct133222673423
934555800184
1012252313363
115218125414
12245b337157
131203507184
1484333aac3
154ba9b010d
hex2da4b7713

12252313363 has 4 divisors (see below), whose sum is σ = 12252937600. Its totient is φ = 12251689128.

The previous prime is 12252313361. The next prime is 12252313379. The reversal of 12252313363 is 36331325221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36331325221 = 293123997697.

It is a cyclic number.

It is not a de Polignac number, because 12252313363 - 21 = 12252313361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12252313361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281688 + ... + 322261.

It is an arithmetic number, because the mean of its divisors is an integer number (3063234400).

Almost surely, 212252313363 is an apocalyptic number.

12252313363 is a deficient number, since it is larger than the sum of its proper divisors (624237).

12252313363 is an equidigital number, since it uses as much as digits as its factorization.

12252313363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624236.

The product of its digits is 19440, while the sum is 31.

Adding to 12252313363 its reverse (36331325221), we get a palindrome (48583638584).

The spelling of 12252313363 in words is "twelve billion, two hundred fifty-two million, three hundred thirteen thousand, three hundred sixty-three".

Divisors: 1 20287 603949 12252313363