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12276852 = 2237220879
BaseRepresentation
bin101110110101…
…010001110100
3212002201200020
4232311101310
511120324402
61115045140
7206231400
oct56652164
925081606
1012276852
116a25865
1241407b0
13270b013
1418b8100
1511278bc
hexbb5474

12276852 has 36 divisors (see below), whose sum is σ = 33324480. Its totient is φ = 3507504.

The previous prime is 12276851. The next prime is 12276857. The reversal of 12276852 is 25867221.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12276851) 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, 9852 + ... + 11027.

It is an arithmetic number, because the mean of its divisors is an integer number (925680).

Almost surely, 212276852 is an apocalyptic number.

12276852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12276852 is an abundant number, since it is smaller than the sum of its proper divisors (21047628).

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

12276852 is a wasteful number, since it uses less digits than its factorization.

12276852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20900 (or 20891 counting only the distinct ones).

The product of its digits is 13440, while the sum is 33.

The square root of 12276852 is about 3503.8339001728. The cubic root of 12276852 is about 230.6901262889.

The spelling of 12276852 in words is "twelve million, two hundred seventy-six thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 294 588 20879 41758 62637 83516 125274 146153 250548 292306 438459 584612 876918 1023071 1753836 2046142 3069213 4092284 6138426 12276852