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12430041 = 31367271
BaseRepresentation
bin101111011010…
…101011011001
3212101111210220
4233122223121
511140230131
61122230253
7210440121
oct57325331
925344726
1012430041
11701a968
1241b5389
132762970
141917c81
151157e96
hexbdaad9

12430041 has 24 divisors (see below), whose sum is σ = 18373824. Its totient is φ = 7428960.

The previous prime is 12430021. The next prime is 12430049. The reversal of 12430041 is 14003421.

It is not a de Polignac number, because 12430041 - 214 = 12413657 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12430041.

It is not an unprimeable number, because it can be changed into a prime (12430049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175036 + ... + 175106.

It is an arithmetic number, because the mean of its divisors is an integer number (765576).

Almost surely, 212430041 is an apocalyptic number.

It is an amenable number.

12430041 is a deficient number, since it is larger than the sum of its proper divisors (5943783).

12430041 is an equidigital number, since it uses as much as digits as its factorization.

12430041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 12430041 is about 3525.6263273353. The cubic root of 12430041 is about 231.6456702213.

Adding to 12430041 its reverse (14003421), we get a palindrome (26433462).

The spelling of 12430041 in words is "twelve million, four hundred thirty thousand, forty-one".

Divisors: 1 3 13 39 67 71 201 213 871 923 2613 2769 4489 4757 13467 14271 58357 61841 175071 185523 318719 956157 4143347 12430041