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230123071 is a prime number
BaseRepresentation
bin11011011011101…
…10011000111111
3121001000110111201
431231312120333
5432402414241
634500200331
75463004513
oct1555663077
9531013451
10230123071
11108997962
12650990a7
13388a32c9
14227c4143
1515309931
hexdb7663f

230123071 has 2 divisors, whose sum is σ = 230123072. Its totient is φ = 230123070.

The previous prime is 230123029. The next prime is 230123099. The reversal of 230123071 is 170321032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 230123071 - 215 = 230090303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230123021) 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, 115061535 + 115061536.

It is an arithmetic number, because the mean of its divisors is an integer number (115061536).

Almost surely, 2230123071 is an apocalyptic number.

230123071 is a deficient number, since it is larger than the sum of its proper divisors (1).

230123071 is an equidigital number, since it uses as much as digits as its factorization.

230123071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 230123071 is about 15169.8078761730. The cubic root of 230123071 is about 612.8018301917.

The spelling of 230123071 in words is "two hundred thirty million, one hundred twenty-three thousand, seventy-one".