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12012082 = 2149173233
BaseRepresentation
bin101101110100…
…101000110010
3211121021110221
4231310220302
511033341312
61105243254
7204046435
oct55645062
924537427
1012012082
116864945
12403352a
132647654
14184981c
1510c4207
hexb74a32

12012082 has 16 divisors (see below), whose sum is σ = 18322200. Its totient is φ = 5905792.

The previous prime is 12012073. The next prime is 12012083. The reversal of 12012082 is 28021021.

12012082 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8946081 + 3066001 = 2991^2 + 1751^2 .

It is a super-2 number, since 2×120120822 = 288580227949448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12012083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51438 + ... + 51670.

Almost surely, 212012082 is an apocalyptic number.

12012082 is a deficient number, since it is larger than the sum of its proper divisors (6310118).

12012082 is a wasteful number, since it uses less digits than its factorization.

12012082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 12012082 is about 3465.8450628959. The cubic root of 12012082 is about 229.0196585019.

The spelling of 12012082 in words is "twelve million, twelve thousand, eighty-two".

Divisors: 1 2 149 173 233 298 346 466 25777 34717 40309 51554 69434 80618 6006041 12012082