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16500070393 is a prime number
BaseRepresentation
bin11110101110111101…
…10001011111111001
31120120220210102102021
433113132301133321
5232243004223033
611325141434441
71122613166332
oct172736613771
946526712367
1016500070393
116aa7950114
123245a0ba21
13172c564381
14b27545289
15668874b2d
hex3d77b17f9

16500070393 has 2 divisors, whose sum is σ = 16500070394. Its totient is φ = 16500070392.

The previous prime is 16500070343. The next prime is 16500070397. The reversal of 16500070393 is 39307000561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16315463824 + 184606569 = 127732^2 + 13587^2 .

It is an emirp because it is prime and its reverse (39307000561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16500070393 - 29 = 16500069881 is a prime.

It is not a weakly prime, because it can be changed into another prime (16500070397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8250035196 + 8250035197.

It is an arithmetic number, because the mean of its divisors is an integer number (8250035197).

Almost surely, 216500070393 is an apocalyptic number.

It is an amenable number.

16500070393 is a deficient number, since it is larger than the sum of its proper divisors (1).

16500070393 is an equidigital number, since it uses as much as digits as its factorization.

16500070393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 34.

The spelling of 16500070393 in words is "sixteen billion, five hundred million, seventy thousand, three hundred ninety-three".