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13130196 = 2231094183
BaseRepresentation
bin110010000101…
…100111010100
3220201002020120
4302011213110
511330131241
61145231540
7216414312
oct62054724
926632216
1013130196
117458a02
1244925b0
132949561
141a5b0b2
151245666
hexc859d4

13130196 has 12 divisors (see below), whose sum is σ = 30637152. Its totient is φ = 4376728.

The previous prime is 13130177. The next prime is 13130231. The reversal of 13130196 is 69103131.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547080 + ... + 547103.

It is an arithmetic number, because the mean of its divisors is an integer number (2553096).

Almost surely, 213130196 is an apocalyptic number.

It is an amenable number.

13130196 is an abundant number, since it is smaller than the sum of its proper divisors (17506956).

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

13130196 is a wasteful number, since it uses less digits than its factorization.

13130196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094190 (or 1094188 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 13130196 is about 3623.5612317167. The cubic root of 13130196 is about 235.9158227032.

The spelling of 13130196 in words is "thirteen million, one hundred thirty thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 12 1094183 2188366 3282549 4376732 6565098 13130196