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30713304815 = 522940276661
BaseRepresentation
bin11100100110101001…
…111101011011101111
32221021110111112121222
4130212221331123233
51000400101223230
622035352413555
72135050532504
oct344651753357
987243445558
1030713304815
1112030950546
125b519a72bb
132b860b235b
1416b50874ab
15beb5786e5
hex726a7d6ef

30713304815 has 16 divisors (see below), whose sum is σ = 37031659680. Its totient is φ = 24453601920.

The previous prime is 30713304767. The next prime is 30713304821. The reversal of 30713304815 is 51840331703.

It is not a de Polignac number, because 30713304815 - 26 = 30713304751 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4607585 + ... + 4614245.

It is an arithmetic number, because the mean of its divisors is an integer number (2314478730).

Almost surely, 230713304815 is an apocalyptic number.

30713304815 is a deficient number, since it is larger than the sum of its proper divisors (6318354865).

30713304815 is a wasteful number, since it uses less digits than its factorization.

30713304815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10922.

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 30713304815 in words is "thirty billion, seven hundred thirteen million, three hundred four thousand, eight hundred fifteen".

Divisors: 1 5 229 1145 4027 6661 20135 33305 922183 1525369 4610915 7626845 26823847 134119235 6142660963 30713304815