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317912102311 = 15113331157931
BaseRepresentation
bin1001010000001010000…
…10011011010110100111
31010101120211201002210211
410220011002123112213
520202040444233221
6402014035400251
731653105166066
oct4500502332647
91111524632724
10317912102311
1111290a103941
1251744153087
1323c95a9510b
141155c00c1dd
158409ea36e1
hex4a0509b5a7

317912102311 has 8 divisors (see below), whose sum is σ = 320043512448. Its totient is φ = 315781035000.

The previous prime is 317912102281. The next prime is 317912102357. The reversal of 317912102311 is 113201219713.

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 317912102311 - 213 = 317912094119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317912109311) 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, 1934016 + ... + 2091946.

It is an arithmetic number, because the mean of its divisors is an integer number (40005439056).

Almost surely, 2317912102311 is an apocalyptic number.

317912102311 is a deficient number, since it is larger than the sum of its proper divisors (2131410137).

317912102311 is a wasteful number, since it uses less digits than its factorization.

317912102311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171413.

The product of its (nonzero) digits is 2268, while the sum is 31.

The spelling of 317912102311 in words is "three hundred seventeen billion, nine hundred twelve million, one hundred two thousand, three hundred eleven".

Divisors: 1 151 13331 157931 2012981 23847581 2105378161 317912102311