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30522606605 = 515973822493
BaseRepresentation
bin11100011011010010…
…100000010000001101
32220210011200001212022
4130123102200100031
51000002241402410
622004421215525
72130243606161
oct343322402015
986704601768
1030522606605
1111a43241117
125ab9b615a5
132b55733b8a
141697a06ca1
15bd995a455
hex71b4a040d

30522606605 has 8 divisors (see below), whose sum is σ = 36650072472. Its totient is φ = 24402788928.

The previous prime is 30522606577. The next prime is 30522606617. The reversal of 30522606605 is 50660622503.

It can be written as a sum of positive squares in 4 ways, for example, as 6081036361 + 24441570244 = 77981^2 + 156338^2 .

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 30522606605 - 214 = 30522590221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1903262 + ... + 1919231.

It is an arithmetic number, because the mean of its divisors is an integer number (4581259059).

Almost surely, 230522606605 is an apocalyptic number.

It is an amenable number.

30522606605 is a deficient number, since it is larger than the sum of its proper divisors (6127465867).

30522606605 is a wasteful number, since it uses less digits than its factorization.

30522606605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824095.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 30522606605 in words is "thirty billion, five hundred twenty-two million, six hundred six thousand, six hundred five".

Divisors: 1 5 1597 7985 3822493 19112465 6104521321 30522606605