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313123067 is a prime number
BaseRepresentation
bin10010101010011…
…110000011111011
3210211012022002122
4102222132003323
51120124414232
651023151455
710521334145
oct2252360373
9724168078
10313123067
11150827aa4
1288a4558b
134cb4402a
142d82bc95
151c752312
hex12a9e0fb

313123067 has 2 divisors, whose sum is σ = 313123068. Its totient is φ = 313123066.

The previous prime is 313123043. The next prime is 313123079. The reversal of 313123067 is 760321313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313123067 - 26 = 313123003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (313123087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156561533 + 156561534.

It is an arithmetic number, because the mean of its divisors is an integer number (156561534).

Almost surely, 2313123067 is an apocalyptic number.

313123067 is a deficient number, since it is larger than the sum of its proper divisors (1).

313123067 is an equidigital number, since it uses as much as digits as its factorization.

313123067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 313123067 is about 17695.2837501974. The cubic root of 313123067 is about 679.0551084853.

The spelling of 313123067 in words is "three hundred thirteen million, one hundred twenty-three thousand, sixty-seven".