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13286207 = 118091493
BaseRepresentation
bin110010101011…
…101100111111
3221000000020202
4302223230333
511400124312
61152434115
7220634204
oct62535477
927000222
1013286207
117555140
12454893b
1329a257c
141a9bcab
1512769c2
hexcabb3f

13286207 has 8 divisors (see below), whose sum is σ = 14521680. Its totient is φ = 12055360.

The previous prime is 13286191. The next prime is 13286233. The reversal of 13286207 is 70268231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13286207 - 24 = 13286191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13286207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13286257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8153 + ... + 9645.

It is an arithmetic number, because the mean of its divisors is an integer number (1815210).

Almost surely, 213286207 is an apocalyptic number.

13286207 is a deficient number, since it is larger than the sum of its proper divisors (1235473).

13286207 is a wasteful number, since it uses less digits than its factorization.

13286207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 13286207 is about 3645.0249656209. The cubic root of 13286207 is about 236.8465182743.

The spelling of 13286207 in words is "thirteen million, two hundred eighty-six thousand, two hundred seven".

Divisors: 1 11 809 1493 8899 16423 1207837 13286207