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313012323271 is a prime number
BaseRepresentation
bin1001000111000001111…
…11010000001111000111
31002220221100220112120001
410203200333100033013
520112022123321041
6355443524222131
731420510564024
oct4434077201707
91086840815501
10313012323271
1111082532937a
12507b723a947
132369492678b
141121539854b
15821ec47131
hex48e0fd03c7

313012323271 has 2 divisors, whose sum is σ = 313012323272. Its totient is φ = 313012323270.

The previous prime is 313012323193. The next prime is 313012323341. The reversal of 313012323271 is 172323210313.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313012323271 - 233 = 304422388679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313012323671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156506161635 + 156506161636.

It is an arithmetic number, because the mean of its divisors is an integer number (156506161636).

Almost surely, 2313012323271 is an apocalyptic number.

313012323271 is a deficient number, since it is larger than the sum of its proper divisors (1).

313012323271 is an equidigital number, since it uses as much as digits as its factorization.

313012323271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 28.

Adding to 313012323271 its reverse (172323210313), we get a palindrome (485335533584).

The spelling of 313012323271 in words is "three hundred thirteen billion, twelve million, three hundred twenty-three thousand, two hundred seventy-one".