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12313203297 = 37435524093
BaseRepresentation
bin10110111011110110…
…01001001001100001
31011210010110112111120
423131323021021201
5200204140001142
65353454402453
7614063333613
oct133573111141
934703415446
1012313203297
11524953397a
122477800429
131213006215
1484b46adb3
154c0edb7ec
hex2ddec9261

12313203297 has 8 divisors (see below), whose sum is σ = 16439703744. Its totient is φ = 8197752528.

The previous prime is 12313203283. The next prime is 12313203319. The reversal of 12313203297 is 79230231321.

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

It is not a de Polignac number, because 12313203297 - 211 = 12313201249 is a prime.

It is a super-2 number, since 2×123132032972 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12313203697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2759818 + ... + 2764275.

It is an arithmetic number, because the mean of its divisors is an integer number (2054962968).

Almost surely, 212313203297 is an apocalyptic number.

It is an amenable number.

12313203297 is a deficient number, since it is larger than the sum of its proper divisors (4126500447).

12313203297 is an equidigital number, since it uses as much as digits as its factorization.

12313203297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5524839.

The product of its (nonzero) digits is 13608, while the sum is 33.

The spelling of 12313203297 in words is "twelve billion, three hundred thirteen million, two hundred three thousand, two hundred ninety-seven".

Divisors: 1 3 743 2229 5524093 16572279 4104401099 12313203297