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17051530201 = 31695380729
BaseRepresentation
bin11111110000101100…
…11011001111011001
31122000100110111001121
433320112123033121
5234410142431301
611500001245241
71142360421016
oct177026331731
948010414047
1017051530201
117260165022
12337a633821
1317b9896154
14b7a89470d
1569bea53a1
hex3f859b3d9

17051530201 has 4 divisors (see below), whose sum is σ = 17056914100. Its totient is φ = 17046146304.

The previous prime is 17051530193. The next prime is 17051530241. The reversal of 17051530201 is 10203515071.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10203515071 = 19537027109.

It can be written as a sum of positive squares in 2 ways, for example, as 14466316176 + 2585214025 = 120276^2 + 50845^2 .

It is a cyclic number.

It is not a de Polignac number, because 17051530201 - 23 = 17051530193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17051530241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2687196 + ... + 2693533.

It is an arithmetic number, because the mean of its divisors is an integer number (4264228525).

Almost surely, 217051530201 is an apocalyptic number.

It is an amenable number.

17051530201 is a deficient number, since it is larger than the sum of its proper divisors (5383899).

17051530201 is an equidigital number, since it uses as much as digits as its factorization.

17051530201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5383898.

The product of its (nonzero) digits is 1050, while the sum is 25.

The spelling of 17051530201 in words is "seventeen billion, fifty-one million, five hundred thirty thousand, two hundred one".

Divisors: 1 3169 5380729 17051530201