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13023356171 = 722319515923
BaseRepresentation
bin11000010000100000…
…01010010100001011
31020121121202001002212
430020100022110023
5203132434344141
65552143415335
7640505462300
oct141020122413
936547661085
1013023356171
115583388281
1226355b454b
1312c718b917
148b78c90a7
155135172eb
hex30840a50b

13023356171 has 24 divisors (see below), whose sum is σ = 15819070464. Its totient is φ = 10670259600.

The previous prime is 13023356077. The next prime is 13023356173. The reversal of 13023356171 is 17165332031.

It is a de Polignac number, because none of the positive numbers 2k-13023356171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13023356173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2195816 + ... + 2201738.

It is an arithmetic number, because the mean of its divisors is an integer number (659127936).

Almost surely, 213023356171 is an apocalyptic number.

13023356171 is a deficient number, since it is larger than the sum of its proper divisors (2795714293).

13023356171 is a wasteful number, since it uses less digits than its factorization.

13023356171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7911 (or 7904 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 32.

The spelling of 13023356171 in words is "thirteen billion, twenty-three million, three hundred fifty-six thousand, one hundred seventy-one".

Divisors: 1 7 23 49 161 1127 1951 5923 13657 41461 44873 95599 136229 290227 314111 953603 2198777 6675221 11555773 80890411 265782779 566232877 1860479453 13023356171