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12204992 = 261910037
BaseRepresentation
bin101110100011…
…101111000000
3211222002002202
4232203233000
511111024432
61113332332
7205512032
oct56435700
924862082
1012204992
116986878
1241070a8
1326b43b7
141899c52
151111462
hexba3bc0

12204992 has 28 divisors (see below), whose sum is σ = 25496520. Its totient is φ = 5780736.

The previous prime is 12204989. The next prime is 12205001. The reversal of 12204992 is 29940221.

12204992 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, 3803 + ... + 6234.

It is an arithmetic number, because the mean of its divisors is an integer number (910590).

Almost surely, 212204992 is an apocalyptic number.

It is an amenable number.

12204992 is an abundant number, since it is smaller than the sum of its proper divisors (13291528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12204992 is a wasteful number, since it uses less digits than its factorization.

12204992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10068 (or 10058 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 12204992 is about 3493.5643689504. The cubic root of 12204992 is about 230.2391463425.

The spelling of 12204992 in words is "twelve million, two hundred four thousand, nine hundred ninety-two".

Divisors: 1 2 4 8 16 19 32 38 64 76 152 304 608 1216 10037 20074 40148 80296 160592 190703 321184 381406 642368 762812 1525624 3051248 6102496 12204992