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12193332 = 2231016111
BaseRepresentation
bin101110100000…
…111000110100
3211221111002220
4232200320310
511110141312
61113202340
7205433034
oct56407064
924844086
1012193332
116979038
1241003b0
1326abcb8
1418958c4
15110cc8c
hexba0e34

12193332 has 12 divisors (see below), whose sum is σ = 28451136. Its totient is φ = 4064440.

The previous prime is 12193309. The next prime is 12193333. The reversal of 12193332 is 23339121.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12193333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508044 + ... + 508067.

It is an arithmetic number, because the mean of its divisors is an integer number (2370928).

Almost surely, 212193332 is an apocalyptic number.

12193332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12193332 is an abundant number, since it is smaller than the sum of its proper divisors (16257804).

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

12193332 is a wasteful number, since it uses less digits than its factorization.

12193332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016118 (or 1016116 counting only the distinct ones).

The product of its digits is 972, while the sum is 24.

The square root of 12193332 is about 3491.8951874305. The cubic root of 12193332 is about 230.1658035713.

The spelling of 12193332 in words is "twelve million, one hundred ninety-three thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 1016111 2032222 3048333 4064444 6096666 12193332