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386081513 is a prime number
BaseRepresentation
bin10111000000110…
…010001011101001
3222220110222021022
4113000302023221
51242314102023
6102151022225
712365432036
oct2700621351
9886428238
10386081513
11188a29834
12a936a975
1361caa2cc
14393c038d
1523d647c8
hex170322e9

386081513 has 2 divisors, whose sum is σ = 386081514. Its totient is φ = 386081512.

The previous prime is 386081503. The next prime is 386081551. The reversal of 386081513 is 315180683.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 378224704 + 7856809 = 19448^2 + 2803^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-386081513 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (386081503) 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, 193040756 + 193040757.

It is an arithmetic number, because the mean of its divisors is an integer number (193040757).

Almost surely, 2386081513 is an apocalyptic number.

It is an amenable number.

386081513 is a deficient number, since it is larger than the sum of its proper divisors (1).

386081513 is an equidigital number, since it uses as much as digits as its factorization.

386081513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 386081513 is about 19648.9570461132. The cubic root of 386081513 is about 728.1591907490.

The spelling of 386081513 in words is "three hundred eighty-six million, eighty-one thousand, five hundred thirteen".