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3120980617 is a prime number
BaseRepresentation
bin1011101000000110…
…0110001010001001
322001111200020112201
42322001212022021
522342432334432
61233405240201
7140224616566
oct27201461211
98044606481
103120980617
111361791a27
12731263061
133a97928c1
142186d986d
15133edeee7
hexba066289

3120980617 has 2 divisors, whose sum is σ = 3120980618. Its totient is φ = 3120980616.

The previous prime is 3120980593. The next prime is 3120980633. The reversal of 3120980617 is 7160890213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2896700041 + 224280576 = 53821^2 + 14976^2 .

It is an emirp because it is prime and its reverse (7160890213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3120980617 - 223 = 3112592009 is a prime.

It is not a weakly prime, because it can be changed into another prime (3120980657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560490308 + 1560490309.

It is an arithmetic number, because the mean of its divisors is an integer number (1560490309).

Almost surely, 23120980617 is an apocalyptic number.

It is an amenable number.

3120980617 is a deficient number, since it is larger than the sum of its proper divisors (1).

3120980617 is an equidigital number, since it uses as much as digits as its factorization.

3120980617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 3120980617 is about 55865.7374157005. The cubic root of 3120980617 is about 1461.3817869946.

The spelling of 3120980617 in words is "three billion, one hundred twenty million, nine hundred eighty thousand, six hundred seventeen".