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317611307 = 13201112149
BaseRepresentation
bin10010111011100…
…101110100101011
3211010122022210202
4102323211310223
51122302030212
651303302415
710604436326
oct2273456453
9733568722
10317611307
11153313092
128a44aa0b
1350a55bb0
14302797bd
151cd3c0c2
hex12ee5d2b

317611307 has 8 divisors (see below), whose sum is σ = 342241200. Its totient is φ = 293009760.

The previous prime is 317611291. The next prime is 317611309. The reversal of 317611307 is 703116713.

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 317611307 - 24 = 317611291 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 317611307.

It is not an unprimeable number, because it can be changed into a prime (317611309) 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, 20069 + ... + 32217.

It is an arithmetic number, because the mean of its divisors is an integer number (42780150).

Almost surely, 2317611307 is an apocalyptic number.

317611307 is a deficient number, since it is larger than the sum of its proper divisors (24629893).

317611307 is a wasteful number, since it uses less digits than its factorization.

317611307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14173.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 317611307 is about 17821.6527572501. The cubic root of 317611307 is about 682.2842064445.

The spelling of 317611307 in words is "three hundred seventeen million, six hundred eleven thousand, three hundred seven".

Divisors: 1 13 2011 12149 26143 157937 24431639 317611307