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12430032424 = 236723190359
BaseRepresentation
bin10111001001110001…
…10011111000101000
31012002021022001221021
423210320303320220
5200424042014144
65413230422224
7620012350405
oct134470637050
935067261837
1012430032424
1152a947a377
1224aa961974
13123128ca94
1485cb9d2ac
154cb3b7884
hex2e4e33e28

12430032424 has 16 divisors (see below), whose sum is σ = 23654167200. Its totient is φ = 6122254512.

The previous prime is 12430032421. The next prime is 12430032437. The reversal of 12430032424 is 42423003421.

It is a happy number.

12430032424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12430032421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11594644 + ... + 11595715.

It is an arithmetic number, because the mean of its divisors is an integer number (1478385450).

Almost surely, 212430032424 is an apocalyptic number.

It is an amenable number.

12430032424 is a deficient number, since it is larger than the sum of its proper divisors (11224134776).

12430032424 is a wasteful number, since it uses less digits than its factorization.

12430032424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23190432 (or 23190428 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12430032424 its reverse (42423003421), we get a palindrome (54853035845).

The spelling of 12430032424 in words is "twelve billion, four hundred thirty million, thirty-two thousand, four hundred twenty-four".

Divisors: 1 2 4 8 67 134 268 536 23190359 46380718 92761436 185522872 1553754053 3107508106 6215016212 12430032424