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12069812 = 224996047
BaseRepresentation
bin101110000010…
…101110110100
3211201012200002
4232002232310
511042213222
61110410432
7204406646
oct56025664
924635602
1012069812
1168a4257
124060a18
132667a01
141862896
1510d6392
hexb82bb4

12069812 has 12 divisors (see below), whose sum is σ = 21168000. Its totient is φ = 6021816.

The previous prime is 12069797. The next prime is 12069823. The reversal of 12069812 is 21896021.

12069812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028 + ... + 5019.

It is an arithmetic number, because the mean of its divisors is an integer number (1764000).

Almost surely, 212069812 is an apocalyptic number.

It is an amenable number.

12069812 is a deficient number, since it is larger than the sum of its proper divisors (9098188).

12069812 is a wasteful number, since it uses less digits than its factorization.

12069812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6550 (or 6548 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 12069812 is about 3474.1634964405. The cubic root of 12069812 is about 229.3859613835.

The spelling of 12069812 in words is "twelve million, sixty-nine thousand, eight hundred twelve".

Divisors: 1 2 4 499 998 1996 6047 12094 24188 3017453 6034906 12069812