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13082312 = 2337193229
BaseRepresentation
bin110001111001…
…111011001000
3220121122120002
4301321323020
511322113222
61144222132
7216124565
oct61717310
926548502
1013082312
117425a31
12446a948
132930819
141a4786c
151236392
hexc79ec8

13082312 has 32 divisors (see below), whose sum is σ = 25433400. Its totient is φ = 6303744.

The previous prime is 13082297. The next prime is 13082323. The reversal of 13082312 is 21328031.

It can be written as a sum of positive squares in 4 ways, for example, as 13060996 + 21316 = 3614^2 + 146^2 .

It is a super-2 number, since 2×130823122 = 342293774530688, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57014 + ... + 57242.

Almost surely, 213082312 is an apocalyptic number.

It is an amenable number.

13082312 is a deficient number, since it is larger than the sum of its proper divisors (12351088).

13082312 is a wasteful number, since it uses less digits than its factorization.

13082312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 13082312 is about 3616.9478846121. The cubic root of 13082312 is about 235.6286893019.

The spelling of 13082312 in words is "thirteen million, eighty-two thousand, three hundred twelve".

Divisors: 1 2 4 8 37 74 148 193 229 296 386 458 772 916 1544 1832 7141 8473 14282 16946 28564 33892 44197 57128 67784 88394 176788 353576 1635289 3270578 6541156 13082312