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13032817051 = 56393231107
BaseRepresentation
bin11000010001101000…
…10000000110011011
31020122021112200222211
430020310100012123
5203142400121201
65553122255551
7640652055112
oct141064200633
936567480884
1013032817051
11558875a391
1226387b75b7
1312c9121c87
148b8c6cc79
15514285651
hex308d1019b

13032817051 has 4 divisors (see below), whose sum is σ = 13033104552. Its totient is φ = 13032529552.

The previous prime is 13032817027. The next prime is 13032817139. The reversal of 13032817051 is 15071823031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15071823031 = 61324586987.

It is a cyclic number.

It is not a de Polignac number, because 13032817051 - 215 = 13032784283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13032814051) 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 in 3 ways as a sum of consecutive naturals, for example, 59161 + ... + 171946.

It is an arithmetic number, because the mean of its divisors is an integer number (3258276138).

Almost surely, 213032817051 is an apocalyptic number.

13032817051 is a deficient number, since it is larger than the sum of its proper divisors (287501).

13032817051 is an equidigital number, since it uses as much as digits as its factorization.

13032817051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287500.

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 13032817051 in words is "thirteen billion, thirty-two million, eight hundred seventeen thousand, fifty-one".

Divisors: 1 56393 231107 13032817051