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13396311 = 321978341
BaseRepresentation
bin110011000110…
…100101010111
3221012121021200
4303012211113
511412140221
61155043543
7221603205
oct63064527
927177250
1013396311
11761a935
1245a05b3
132a10716
141aca075
151299426
hexcc6957

13396311 has 12 divisors (see below), whose sum is σ = 20368920. Its totient is φ = 8460720.

The previous prime is 13396307. The next prime is 13396319. The reversal of 13396311 is 11369331.

It is not a de Polignac number, because 13396311 - 22 = 13396307 is a prime.

It is a super-2 number, since 2×133963112 = 358922296817442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13396319) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 39000 + ... + 39341.

It is an arithmetic number, because the mean of its divisors is an integer number (1697410).

Almost surely, 213396311 is an apocalyptic number.

13396311 is a deficient number, since it is larger than the sum of its proper divisors (6972609).

13396311 is a wasteful number, since it uses less digits than its factorization.

13396311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78366 (or 78363 counting only the distinct ones).

The product of its digits is 1458, while the sum is 27.

The square root of 13396311 is about 3660.0971298587. The cubic root of 13396311 is about 237.4989754342.

The spelling of 13396311 in words is "thirteen million, three hundred ninety-six thousand, three hundred eleven".

Divisors: 1 3 9 19 57 171 78341 235023 705069 1488479 4465437 13396311