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12325309 = 235310111
BaseRepresentation
bin101111000001…
…000110111101
3212012012010221
4233001012331
511123402214
61120101341
7206522563
oct57010675
925165127
1012325309
116a59207
124164851
1327270a9
1418cba33
151136e24
hexbc11bd

12325309 has 8 divisors (see below), whose sum is σ = 13105152. Its totient is φ = 11565840.

The previous prime is 12325301. The next prime is 12325337. The reversal of 12325309 is 90352321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12325309 - 23 = 12325301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12325301) 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 7 ways as a sum of consecutive naturals, for example, 3837 + ... + 6274.

It is an arithmetic number, because the mean of its divisors is an integer number (1638144).

Almost surely, 212325309 is an apocalyptic number.

It is an amenable number.

12325309 is a deficient number, since it is larger than the sum of its proper divisors (779843).

12325309 is a wasteful number, since it uses less digits than its factorization.

12325309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10187.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 12325309 is about 3510.7419443759. The cubic root of 12325309 is about 230.9932408085.

The spelling of 12325309 in words is "twelve million, three hundred twenty-five thousand, three hundred nine".

Divisors: 1 23 53 1219 10111 232553 535883 12325309