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3103132013 is a prime number
BaseRepresentation
bin1011100011110110…
…0000100101101101
322000021002102212022
42320331200211231
522323400211023
61231530515525
7136620121052
oct27075404555
98007072768
103103132013
111352701013
12727295ba5
133a5b837b7
142161b1029
151326667c8
hexb8f6096d

3103132013 has 2 divisors, whose sum is σ = 3103132014. Its totient is φ = 3103132012.

The previous prime is 3103131989. The next prime is 3103132031. The reversal of 3103132013 is 3102313013.

Together with next prime (3103132031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3082137289 + 20994724 = 55517^2 + 4582^2 .

It is a cyclic number.

It is not a de Polignac number, because 3103132013 - 230 = 2029390189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3103131982 and 3103132000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3103132093) 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 as a sum of consecutive naturals, namely, 1551566006 + 1551566007.

It is an arithmetic number, because the mean of its divisors is an integer number (1551566007).

Almost surely, 23103132013 is an apocalyptic number.

It is an amenable number.

3103132013 is a deficient number, since it is larger than the sum of its proper divisors (1).

3103132013 is an equidigital number, since it uses as much as digits as its factorization.

3103132013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 3103132013 is about 55705.7628347373. The cubic root of 3103132013 is about 1458.5906229459.

Adding to 3103132013 its reverse (3102313013), we get a palindrome (6205445026).

The spelling of 3103132013 in words is "three billion, one hundred three million, one hundred thirty-two thousand, thirteen".