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12676005 = 3251012789
BaseRepresentation
bin110000010110…
…101110100101
3212212000012200
4300112232211
511221113010
61131405113
7212513166
oct60265645
925760180
1012676005
117178741
1242b3799
13281a8c4
14197d76d
1511a5cc0
hexc16ba5

12676005 has 24 divisors (see below), whose sum is σ = 22197240. Its totient is φ = 6691200.

The previous prime is 12675991. The next prime is 12676019. The reversal of 12676005 is 50067621.

12676005 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 (12675991) and next prime (12676019).

It can be written as a sum of positive squares in 4 ways, for example, as 5008644 + 7667361 = 2238^2 + 2769^2 .

It is not a de Polignac number, because 12676005 - 28 = 12675749 is a prime.

It is a super-2 number, since 2×126760052 = 321362205520050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12676005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3151 + ... + 5939.

It is an arithmetic number, because the mean of its divisors is an integer number (924885).

Almost surely, 212676005 is an apocalyptic number.

12676005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12676005 is a deficient number, since it is larger than the sum of its proper divisors (9521235).

12676005 is a wasteful number, since it uses less digits than its factorization.

12676005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901 (or 2898 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 12676005 is about 3560.3377648757. The cubic root of 12676005 is about 233.1636260320.

The spelling of 12676005 in words is "twelve million, six hundred seventy-six thousand, five".

Divisors: 1 3 5 9 15 45 101 303 505 909 1515 2789 4545 8367 13945 25101 41835 125505 281689 845067 1408445 2535201 4225335 12676005