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12119268 = 2237220611
BaseRepresentation
bin101110001110…
…110011100100
3211210201111210
4232032303210
511100304033
61111431420
7205004100
oct56166344
924721453
1012119268
116928427
124085570
132684385
141876900
1510e5d63
hexb8ece4

12119268 has 36 divisors (see below), whose sum is σ = 32896752. Its totient is φ = 3462480.

The previous prime is 12119267. The next prime is 12119281. The reversal of 12119268 is 86291121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12119267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9718 + ... + 10893.

Almost surely, 212119268 is an apocalyptic number.

It is an amenable number.

12119268 is an abundant number, since it is smaller than the sum of its proper divisors (20777484).

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

12119268 is a wasteful number, since it uses less digits than its factorization.

12119268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20632 (or 20623 counting only the distinct ones).

The product of its digits is 1728, while the sum is 30.

The square root of 12119268 is about 3481.2739047653. The cubic root of 12119268 is about 229.6988370821.

The spelling of 12119268 in words is "twelve million, one hundred nineteen thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 294 588 20611 41222 61833 82444 123666 144277 247332 288554 432831 577108 865662 1009939 1731324 2019878 3029817 4039756 6059634 12119268