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3145015513 is a prime number
BaseRepresentation
bin1011101101110101…
…0010000011011001
322010011220100020001
42323131102003121
522420110444023
61240024333001
7140636122303
oct27335220331
98104810201
103145015513
111374308782
12739314161
133b1759733
1421b994973
1513618b6ad
hexbb7520d9

3145015513 has 2 divisors, whose sum is σ = 3145015514. Its totient is φ = 3145015512.

The previous prime is 3145015483. The next prime is 3145015543. The reversal of 3145015513 is 3155105413.

It is a balanced prime because it is at equal distance from previous prime (3145015483) and next prime (3145015543).

It can be written as a sum of positive squares in only one way, i.e., 1770978889 + 1374036624 = 42083^2 + 37068^2 .

It is a cyclic number.

It is not a de Polignac number, because 3145015513 - 225 = 3111461081 is a prime.

It is a super-2 number, since 2×31450155132 = 19782245154021306338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3145015543) 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, 1572507756 + 1572507757.

It is an arithmetic number, because the mean of its divisors is an integer number (1572507757).

Almost surely, 23145015513 is an apocalyptic number.

It is an amenable number.

3145015513 is a deficient number, since it is larger than the sum of its proper divisors (1).

3145015513 is an equidigital number, since it uses as much as digits as its factorization.

3145015513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 3145015513 is about 56080.4378816714. The cubic root of 3145015513 is about 1465.1236000972.

The spelling of 3145015513 in words is "three billion, one hundred forty-five million, fifteen thousand, five hundred thirteen".