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17249500393 is a prime number
BaseRepresentation
bin10000000100001001…
…100111110011101001
31122112010222102002221
4100010021213303221
5240311333003033
611531352354041
71150313222416
oct200411476351
948463872087
1017249500393
117351990a54
1234149a5921
13181b8bc588
14b98ca910d
156ae55d12d
hex404267ce9

17249500393 has 2 divisors, whose sum is σ = 17249500394. Its totient is φ = 17249500392.

The previous prime is 17249500351. The next prime is 17249500399. The reversal of 17249500393 is 39300594271.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13131326464 + 4118173929 = 114592^2 + 64173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-17249500393 is a prime.

It is not a weakly prime, because it can be changed into another prime (17249500399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8624750196 + 8624750197.

It is an arithmetic number, because the mean of its divisors is an integer number (8624750197).

Almost surely, 217249500393 is an apocalyptic number.

It is an amenable number.

17249500393 is a deficient number, since it is larger than the sum of its proper divisors (1).

17249500393 is an equidigital number, since it uses as much as digits as its factorization.

17249500393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 43.

The spelling of 17249500393 in words is "seventeen billion, two hundred forty-nine million, five hundred thousand, three hundred ninety-three".