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14126309 is a prime number
BaseRepresentation
bin110101111000…
…110011100101
3222120200122122
4311320303211
512104020214
61222435325
7231033401
oct65706345
928520578
1014126309
117a7933a
124892b45
132c07a82
141c3a101
15139088e
hexd78ce5

14126309 has 2 divisors, whose sum is σ = 14126310. Its totient is φ = 14126308.

The previous prime is 14126293. The next prime is 14126353. The reversal of 14126309 is 90362141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7480225 + 6646084 = 2735^2 + 2578^2 .

It is a cyclic number.

It is not a de Polignac number, because 14126309 - 24 = 14126293 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14126369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7063154 + 7063155.

It is an arithmetic number, because the mean of its divisors is an integer number (7063155).

Almost surely, 214126309 is an apocalyptic number.

It is an amenable number.

14126309 is a deficient number, since it is larger than the sum of its proper divisors (1).

14126309 is an equidigital number, since it uses as much as digits as its factorization.

14126309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 14126309 is about 3758.4982373283. The cubic root of 14126309 is about 241.7368733531.

The spelling of 14126309 in words is "fourteen million, one hundred twenty-six thousand, three hundred nine".