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12323202357 = 313131356749
BaseRepresentation
bin10110111101000010…
…10010010100110101
31011210211021112122010
423132201102110311
5200214214433412
65354452554433
7614244330444
oct133641222465
934724245563
1012323202357
115254143364
12247b022a19
1312150c751b
1484c910d5b
154c1d1433c
hex2de852535

12323202357 has 8 divisors (see below), whose sum is σ = 16556364000. Its totient is φ = 8152754480.

The previous prime is 12323202349. The next prime is 12323202389. The reversal of 12323202357 is 75320232321.

12323202357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12323202357 - 23 = 12323202349 is a prime.

It is a super-3 number, since 3×123232023573 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323201357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15677982 + ... + 15678767.

It is an arithmetic number, because the mean of its divisors is an integer number (2069545500).

Almost surely, 212323202357 is an apocalyptic number.

It is an amenable number.

12323202357 is a deficient number, since it is larger than the sum of its proper divisors (4233161643).

12323202357 is a wasteful number, since it uses less digits than its factorization.

12323202357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31356883.

The product of its (nonzero) digits is 15120, while the sum is 30.

Adding to 12323202357 its reverse (75320232321), we get a palindrome (87643434678).

The spelling of 12323202357 in words is "twelve billion, three hundred twenty-three million, two hundred two thousand, three hundred fifty-seven".

Divisors: 1 3 131 393 31356749 94070247 4107734119 12323202357