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13365079 = 713227647
BaseRepresentation
bin110010111110…
…111101010111
3221011000102221
4302332331113
511410140304
61154243211
7221413150
oct62767527
927130387
1013365079
1175a9422
124586507
1329cc440
141abc927
151290054
hexcbef57

13365079 has 16 divisors (see below), whose sum is σ = 16547328. Its totient is φ = 10511712.

The previous prime is 13365067. The next prime is 13365089. The reversal of 13365079 is 97056331.

13365079 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13365079 - 213 = 13356887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13365089) 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, 20334 + ... + 20980.

It is an arithmetic number, because the mean of its divisors is an integer number (1034208).

Almost surely, 213365079 is an apocalyptic number.

13365079 is a deficient number, since it is larger than the sum of its proper divisors (3182249).

13365079 is a wasteful number, since it uses less digits than its factorization.

13365079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 13365079 is about 3655.8280867678. The cubic root of 13365079 is about 237.3142643873.

The spelling of 13365079 in words is "thirteen million, three hundred sixty-five thousand, seventy-nine".

Divisors: 1 7 13 91 227 647 1589 2951 4529 8411 20657 58877 146869 1028083 1909297 13365079