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303112429 is a prime number
BaseRepresentation
bin10010000100010…
…010000011101101
3210010100201002021
4102010102003231
51110044044204
650024430141
710340261464
oct2204220355
9703321067
10303112429
1114610a944
1285618351
134aa4a689
142c3839db
151b926154
hex121120ed

303112429 has 2 divisors, whose sum is σ = 303112430. Its totient is φ = 303112428.

The previous prime is 303112427. The next prime is 303112457. The reversal of 303112429 is 924211303.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196981225 + 106131204 = 14035^2 + 10302^2 .

It is a cyclic number.

It is not a de Polignac number, because 303112429 - 21 = 303112427 is a prime.

It is a super-2 number, since 2×3031124292 = 183754289228560082, which contains 22 as substring.

Together with 303112427, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (303112427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151556214 + 151556215.

It is an arithmetic number, because the mean of its divisors is an integer number (151556215).

Almost surely, 2303112429 is an apocalyptic number.

It is an amenable number.

303112429 is a deficient number, since it is larger than the sum of its proper divisors (1).

303112429 is an equidigital number, since it uses as much as digits as its factorization.

303112429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 303112429 is about 17410.1243246566. The cubic root of 303112429 is about 671.7400592862.

The spelling of 303112429 in words is "three hundred three million, one hundred twelve thousand, four hundred twenty-nine".