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13086927 = 34723081
BaseRepresentation
bin110001111011…
…000011001111
3220121212220000
4301323003033
511322240202
61144255343
7216144210
oct61730317
926555800
1013086927
117429447
124471553
132932959
141a49407
15123791c
hexc7b0cf

13086927 has 20 divisors (see below), whose sum is σ = 22343376. Its totient is φ = 7477920.

The previous prime is 13086901. The next prime is 13086959. The reversal of 13086927 is 72968031.

It is not a de Polignac number, because 13086927 - 211 = 13084879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13086891 and 13086900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13086127) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10974 + ... + 12107.

Almost surely, 213086927 is an apocalyptic number.

13086927 is a deficient number, since it is larger than the sum of its proper divisors (9256449).

13086927 is an equidigital number, since it uses as much as digits as its factorization.

13086927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23100 (or 23091 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 13086927 is about 3617.5857971857. The cubic root of 13086927 is about 235.6563933386.

The spelling of 13086927 in words is "thirteen million, eighty-six thousand, nine hundred twenty-seven".

Divisors: 1 3 7 9 21 27 63 81 189 567 23081 69243 161567 207729 484701 623187 1454103 1869561 4362309 13086927