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30522543317 = 74360363331
BaseRepresentation
bin11100011011010010…
…010000110011010101
32220210011112212001022
4130123102100303111
51000002232341232
622004420010525
72130243223520
oct343322206325
986704485038
1030522543317
1111a431a8612
125ab9b30a45
132b55711126
1416979cbbb7
15bd9946812
hex71b490cd5

30522543317 has 4 divisors (see below), whose sum is σ = 34882906656. Its totient is φ = 26162179980.

The previous prime is 30522543307. The next prime is 30522543353. The reversal of 30522543317 is 71334522503.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71334522503 = 613116369531.

It is a cyclic number.

It is not a de Polignac number, because 30522543317 - 28 = 30522543061 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 (30522543307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2180181659 + ... + 2180181672.

It is an arithmetic number, because the mean of its divisors is an integer number (8720726664).

Almost surely, 230522543317 is an apocalyptic number.

It is an amenable number.

30522543317 is a deficient number, since it is larger than the sum of its proper divisors (4360363339).

30522543317 is an equidigital number, since it uses as much as digits as its factorization.

30522543317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360363338.

The product of its (nonzero) digits is 75600, while the sum is 35.

The spelling of 30522543317 in words is "thirty billion, five hundred twenty-two million, five hundred forty-three thousand, three hundred seventeen".

Divisors: 1 7 4360363331 30522543317