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16793796205 = 517197574073
BaseRepresentation
bin11111010001111110…
…01111111001101101
31121100101111020111001
433220333033321231
5233343202434310
611414233200301
71133110624654
oct175077177155
947311436431
1016793796205
11713872971a
123308260091
131778376424
14b5456419b
1568454493a
hex3e8fcfe6d

16793796205 has 8 divisors (see below), whose sum is σ = 21337999992. Its totient is φ = 12644740608.

The previous prime is 16793796203. The next prime is 16793796301. The reversal of 16793796205 is 50269739761.

It can be written as a sum of positive squares in 4 ways, for example, as 1410603364 + 15383192841 = 37558^2 + 124029^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16793796205 - 21 = 16793796203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16793796203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98786952 + ... + 98787121.

It is an arithmetic number, because the mean of its divisors is an integer number (2667249999).

Almost surely, 216793796205 is an apocalyptic number.

It is an amenable number.

16793796205 is a deficient number, since it is larger than the sum of its proper divisors (4544203787).

16793796205 is a wasteful number, since it uses less digits than its factorization.

16793796205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197574095.

The product of its (nonzero) digits is 4286520, while the sum is 55.

The spelling of 16793796205 in words is "sixteen billion, seven hundred ninety-three million, seven hundred ninety-six thousand, two hundred five".

Divisors: 1 5 17 85 197574073 987870365 3358759241 16793796205