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12694036 = 2217279139
BaseRepresentation
bin110000011011…
…001000010100
3212212220221111
4300123020110
511222202121
61132024404
7212616565
oct60331024
925786844
1012694036
117190243
124302104
132825b84
14198616c
1511ab2e1
hexc1b214

12694036 has 36 divisors (see below), whose sum is σ = 24068800. Its totient is φ = 5855616.

The previous prime is 12694013. The next prime is 12694037. The reversal of 12694036 is 63049621.

It is a super-2 number, since 2×126940362 = 322277099938592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12693989 and 12694007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12694037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91255 + ... + 91393.

Almost surely, 212694036 is an apocalyptic number.

It is an amenable number.

12694036 is a deficient number, since it is larger than the sum of its proper divisors (11374764).

12694036 is a wasteful number, since it uses less digits than its factorization.

12694036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 237 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 12694036 is about 3562.8690686019. The cubic root of 12694036 is about 233.2741282895.

The spelling of 12694036 in words is "twelve million, six hundred ninety-four thousand, thirty-six".

Divisors: 1 2 4 17 34 68 79 139 158 278 289 316 556 578 1156 1343 2363 2686 4726 5372 9452 10981 21962 22831 40171 43924 45662 80342 91324 160684 186677 373354 746708 3173509 6347018 12694036