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13168216 = 2319412113
BaseRepresentation
bin110010001110…
…111001011000
3220210000101201
4302032321120
511332340331
61150123544
7216633205
oct62167130
926700351
1013168216
117484526
1244b05b4
132960959
141a6acac
151251a61
hexc8ee58

13168216 has 32 divisors (see below), whose sum is σ = 26636400. Its totient is φ = 6082560.

The previous prime is 13168201. The next prime is 13168231. The reversal of 13168216 is 61286131.

13168216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13168201) and next prime (13168231).

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5176 + ... + 7288.

Almost surely, 213168216 is an apocalyptic number.

It is an amenable number.

13168216 is an abundant number, since it is smaller than the sum of its proper divisors (13468184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13168216 is a wasteful number, since it uses less digits than its factorization.

13168216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179 (or 2175 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 13168216 is about 3628.8036596101. The cubic root of 13168216 is about 236.1433104486.

The spelling of 13168216 in words is "thirteen million, one hundred sixty-eight thousand, two hundred sixteen".

Divisors: 1 2 4 8 19 38 41 76 82 152 164 328 779 1558 2113 3116 4226 6232 8452 16904 40147 80294 86633 160588 173266 321176 346532 693064 1646027 3292054 6584108 13168216