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13065251017 = 713432733181
BaseRepresentation
bin11000010101011111…
…11110100011001001
31020201112120112000211
430022233332203021
5203224201013032
610000241401121
7641524541560
oct141257764311
936645515024
1013065251017
1155a4aa2515
1226476391a1
131302a69a80
148bd2b2bd7
15517040747
hex30abfe8c9

13065251017 has 16 divisors (see below), whose sum is σ = 16084509952. Its totient is φ = 10334640960.

The previous prime is 13065250981. The next prime is 13065251027. The reversal of 13065251017 is 71015256031.

It is not a de Polignac number, because 13065251017 - 27 = 13065250889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13065251017.

It is not an unprimeable number, because it can be changed into a prime (13065251027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377167 + ... + 410347.

It is an arithmetic number, because the mean of its divisors is an integer number (1005281872).

Almost surely, 213065251017 is an apocalyptic number.

It is an amenable number.

13065251017 is a deficient number, since it is larger than the sum of its proper divisors (3019258935).

13065251017 is a wasteful number, since it uses less digits than its factorization.

13065251017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37528.

The product of its (nonzero) digits is 6300, while the sum is 31.

The spelling of 13065251017 in words is "thirteen billion, sixty-five million, two hundred fifty-one thousand, seventeen".

Divisors: 1 7 13 91 4327 30289 33181 56251 232267 393757 431353 3019471 143574187 1005019309 1866464431 13065251017