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317676329 = 5320692897
BaseRepresentation
bin10010111011110…
…101101100101001
3211010202121222222
4102323311230221
51122311120304
651304523425
710605130025
oct2273655451
9733677888
10317676329
11153357a23
128a480575
1350a79679
1430295385
151cd514be
hex12ef5b29

317676329 has 8 divisors (see below), whose sum is σ = 323938440. Its totient is φ = 311424256.

The previous prime is 317676287. The next prime is 317676347. The reversal of 317676329 is 923676713.

It can be written as a sum of positive squares in 4 ways, for example, as 2968729 + 314707600 = 1723^2 + 17740^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-317676329 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 317676329.

It is not an unprimeable number, because it can be changed into a prime (317675329) 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, 108209 + ... + 111105.

It is an arithmetic number, because the mean of its divisors is an integer number (40492305).

Almost surely, 2317676329 is an apocalyptic number.

It is an amenable number.

317676329 is a deficient number, since it is larger than the sum of its proper divisors (6262111).

317676329 is a wasteful number, since it uses less digits than its factorization.

317676329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5019.

The product of its digits is 285768, while the sum is 44.

The square root of 317676329 is about 17823.4769054750. The cubic root of 317676329 is about 682.3307627810.

The spelling of 317676329 in words is "three hundred seventeen million, six hundred seventy-six thousand, three hundred twenty-nine".

Divisors: 1 53 2069 2897 109657 153541 5993893 317676329