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317316004319 = 809392232391
BaseRepresentation
bin1001001111000011000…
…00011111100111011111
31010100001022001012002102
410213201200133213133
520144330344114234
6401434543115315
731632246351056
oct4474140374737
91110038035072
10317316004319
11112633680676
12515b85a2b3b
1323bcc434602
1411502b9d39d
1583c29a6c7e
hex49e181f9df

317316004319 has 4 divisors (see below), whose sum is σ = 317708237520. Its totient is φ = 316923771120.

The previous prime is 317316004301. The next prime is 317316004349. The reversal of 317316004319 is 913400613713.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 913400613713 = 7130485801959.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-317316004319 is a prime.

It is a super-2 number, since 2×3173160043192 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317316004349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196115387 + ... + 196117004.

It is an arithmetic number, because the mean of its divisors is an integer number (79427059380).

Almost surely, 2317316004319 is an apocalyptic number.

317316004319 is a deficient number, since it is larger than the sum of its proper divisors (392233201).

317316004319 is an equidigital number, since it uses as much as digits as its factorization.

317316004319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392233200.

The product of its (nonzero) digits is 40824, while the sum is 38.

The spelling of 317316004319 in words is "three hundred seventeen billion, three hundred sixteen million, four thousand, three hundred nineteen".

Divisors: 1 809 392232391 317316004319