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9312042697 = 223145928621
BaseRepresentation
bin10001010110000101…
…00111111011001001
3220000222020210010021
420223002213323021
5123032340331242
64140005220441
7446522025346
oct105302477311
926028223107
109312042697
113a49450561
12197a701721
13b55306649
14644a417cd
153977b8b67
hex22b0a7ec9

9312042697 has 8 divisors (see below), whose sum is σ = 9360538880. Its totient is φ = 9263607120.

The previous prime is 9312042679. The next prime is 9312042703. The reversal of 9312042697 is 7962402139.

9312042697 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 9312042697 - 231 = 7164559049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9312042647) 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, 311047 + ... + 339667.

It is an arithmetic number, because the mean of its divisors is an integer number (1170067360).

Almost surely, 29312042697 is an apocalyptic number.

It is an amenable number.

9312042697 is a deficient number, since it is larger than the sum of its proper divisors (48496183).

9312042697 is a wasteful number, since it uses less digits than its factorization.

9312042697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30303.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 9312042697 is about 96498.9258852139. The cubic root of 9312042697 is about 2103.8510361201.

The spelling of 9312042697 in words is "nine billion, three hundred twelve million, forty-two thousand, six hundred ninety-seven".

Divisors: 1 223 1459 28621 325357 6382483 41758039 9312042697