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13206405042313 = 722212539334561
BaseRepresentation
bin1100000000101101101100…
…0101001101000010001001
31201202112001002000002001021
43000023123011031002021
53212333204142323223
644030534432552441
72532063012456220
oct300133305150211
951675032002037
1013206405042313
1142318943a0a9a
1215935a63b2721
1374a487c5ba52
1433929ca2dcb7
1517d7e00a165d
hexc02db14d089

13206405042313 has 16 divisors (see below), whose sum is σ = 15105822244480. Its totient is φ = 11310188889600.

The previous prime is 13206405042277. The next prime is 13206405042371. The reversal of 13206405042313 is 31324050460231.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13206405042313 - 217 = 13206404911241 is a prime.

It is a super-3 number, since 3×132064050423133 (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13206405042013) 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 in 15 ways as a sum of consecutive naturals, for example, 39306553 + ... + 39641113.

It is an arithmetic number, because the mean of its divisors is an integer number (944113890280).

Almost surely, 213206405042313 is an apocalyptic number.

It is an amenable number.

13206405042313 is a deficient number, since it is larger than the sum of its proper divisors (1899417202167).

13206405042313 is a wasteful number, since it uses less digits than its factorization.

13206405042313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339328.

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 13206405042313 in words is "thirteen trillion, two hundred six billion, four hundred five million, forty-two thousand, three hundred thirteen".

Divisors: 1 7 2221 2539 15547 17773 334561 2341927 5639119 39473833 743059981 849450379 5201419867 5946152653 1886629291759 13206405042313