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12065684 = 2219158759
BaseRepresentation
bin101110000001…
…101110010100
3211201000000012
4232001232110
511042100214
61110335352
7204361631
oct56015624
924630005
1012065684
1168a1144
12405a558
132665b77
141861188
1510d503e
hexb81b94

12065684 has 12 divisors (see below), whose sum is σ = 22226400. Its totient is φ = 5715288.

The previous prime is 12065681. The next prime is 12065687. The reversal of 12065684 is 48656021.

It is an interprime number because it is at equal distance from previous prime (12065681) and next prime (12065687).

It is a self number, because there is not a number n which added to its sum of digits gives 12065684.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12065681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79304 + ... + 79455.

It is an arithmetic number, because the mean of its divisors is an integer number (1852200).

Almost surely, 212065684 is an apocalyptic number.

It is an amenable number.

12065684 is a deficient number, since it is larger than the sum of its proper divisors (10160716).

12065684 is a wasteful number, since it uses less digits than its factorization.

12065684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158782 (or 158780 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 12065684 is about 3473.5693457883. The cubic root of 12065684 is about 229.3598076146.

The spelling of 12065684 in words is "twelve million, sixty-five thousand, six hundred eighty-four".

Divisors: 1 2 4 19 38 76 158759 317518 635036 3016421 6032842 12065684