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12389298269 is a prime number
BaseRepresentation
bin10111000100111010…
…11011000001011101
31011222102122120011212
423202131123001131
5200333130021034
65405213354205
7616006204055
oct134235330135
934872576155
1012389298269
115288488187
122499198965
1312259ca02a
148575d8565
154c7a1d2ce
hex2e275b05d

12389298269 has 2 divisors, whose sum is σ = 12389298270. Its totient is φ = 12389298268.

The previous prime is 12389298241. The next prime is 12389298343. The reversal of 12389298269 is 96289298321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12373892644 + 15405625 = 111238^2 + 3925^2 .

It is a cyclic number.

It is not a de Polignac number, because 12389298269 - 212 = 12389294173 is a prime.

It is a super-2 number, since 2×123892982692 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12380298269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6194649134 + 6194649135.

It is an arithmetic number, because the mean of its divisors is an integer number (6194649135).

Almost surely, 212389298269 is an apocalyptic number.

It is an amenable number.

12389298269 is a deficient number, since it is larger than the sum of its proper divisors (1).

12389298269 is an equidigital number, since it uses as much as digits as its factorization.

12389298269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6718464, while the sum is 59.

The spelling of 12389298269 in words is "twelve billion, three hundred eighty-nine million, two hundred ninety-eight thousand, two hundred sixty-nine".