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12267108 = 2232748679
BaseRepresentation
bin101110110010…
…111001100100
3212002020022100
4232302321210
511120021413
61114532100
7206161110
oct56627144
925066270
1012267108
116a19507
124137030
132706759
1418b4740
151124a73
hexbb2e64

12267108 has 36 divisors (see below), whose sum is σ = 35439040. Its totient is φ = 3504816.

The previous prime is 12267067. The next prime is 12267121. The reversal of 12267108 is 80176221.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

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, 24088 + ... + 24591.

Almost surely, 212267108 is an apocalyptic number.

12267108 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12267108 is an abundant number, since it is smaller than the sum of its proper divisors (23171932).

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

12267108 is a wasteful number, since it uses less digits than its factorization.

12267108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48696 (or 48691 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 12267108 is about 3502.4431472902. The cubic root of 12267108 is about 230.6290780780.

The spelling of 12267108 in words is "twelve million, two hundred sixty-seven thousand, one hundred eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 48679 97358 146037 194716 292074 340753 438111 584148 681506 876222 1022259 1363012 1752444 2044518 3066777 4089036 6133554 12267108