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12330399 = 37952027
BaseRepresentation
bin101111000010…
…010110011111
3212012110010110
4233002112133
511124033044
61120141103
7206543454
oct57022637
925173113
1012330399
116a62014
124167793
1327294c3
1418cd82b
1511386b9
hexbc259f

12330399 has 8 divisors (see below), whose sum is σ = 16648960. Its totient is φ = 8116056.

The previous prime is 12330391. The next prime is 12330401. The reversal of 12330399 is 99303321.

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

It is not a de Polignac number, because 12330399 - 23 = 12330391 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 (12330391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25777 + ... + 26250.

It is an arithmetic number, because the mean of its divisors is an integer number (2081120).

Almost surely, 212330399 is an apocalyptic number.

12330399 is a deficient number, since it is larger than the sum of its proper divisors (4318561).

12330399 is an equidigital number, since it uses as much as digits as its factorization.

12330399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52109.

The product of its (nonzero) digits is 4374, while the sum is 30.

The square root of 12330399 is about 3511.4667875405. The cubic root of 12330399 is about 231.0250342989.

The spelling of 12330399 in words is "twelve million, three hundred thirty thousand, three hundred ninety-nine".

Divisors: 1 3 79 237 52027 156081 4110133 12330399