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30666190606291 is a prime number
BaseRepresentation
bin1101111100100000001110…
…11001011100111111010011
311000120122210112212000002001
412332100013121130333103
513004413324243400131
6145115504203534431
76313362535201612
oct676200731347723
9130518715760061
1030666190606291
119853505149859
12353339122a417
131415a6a23b086
1478037434b879
15382a70ad3261
hex1be40765cfd3

30666190606291 has 2 divisors, whose sum is σ = 30666190606292. Its totient is φ = 30666190606290.

The previous prime is 30666190606231. The next prime is 30666190606477. The reversal of 30666190606291 is 19260609166603.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30666190606291 - 211 = 30666190604243 is a prime.

It is not a weakly prime, because it can be changed into another prime (30666190606211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15333095303145 + 15333095303146.

It is an arithmetic number, because the mean of its divisors is an integer number (15333095303146).

Almost surely, 230666190606291 is an apocalyptic number.

30666190606291 is a deficient number, since it is larger than the sum of its proper divisors (1).

30666190606291 is an equidigital number, since it uses as much as digits as its factorization.

30666190606291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3779136, while the sum is 55.

The spelling of 30666190606291 in words is "thirty trillion, six hundred sixty-six billion, one hundred ninety million, six hundred six thousand, two hundred ninety-one".