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12424433 = 717131797
BaseRepresentation
bin101111011001…
…010011110001
3212101020010012
4233121103301
511140040213
61122144305
7210414560
oct57312361
925336105
1012424433
11701672a
1241b2095
132760248
141915bd7
1511564a8
hexbd94f1

12424433 has 16 divisors (see below), whose sum is σ = 15168384. Its totient is φ = 9934080.

The previous prime is 12424427. The next prime is 12424471. The reversal of 12424433 is 33442421.

It is a cyclic number.

It is not a de Polignac number, because 12424433 - 28 = 12424177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12424399 and 12424408.

It is not an unprimeable number, because it can be changed into a prime (12424493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15191 + ... + 15987.

It is an arithmetic number, because the mean of its divisors is an integer number (948024).

Almost surely, 212424433 is an apocalyptic number.

It is an amenable number.

12424433 is a deficient number, since it is larger than the sum of its proper divisors (2743951).

12424433 is a wasteful number, since it uses less digits than its factorization.

12424433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952.

The product of its digits is 2304, while the sum is 23.

The square root of 12424433 is about 3524.8309179307. The cubic root of 12424433 is about 231.6108281712.

Adding to 12424433 its reverse (33442421), we get a palindrome (45866854).

The spelling of 12424433 in words is "twelve million, four hundred twenty-four thousand, four hundred thirty-three".

Divisors: 1 7 17 119 131 797 917 2227 5579 13549 15589 94843 104407 730849 1774919 12424433