Base | Representation |
---|---|
bin | 101110101010… |
… | …011011011101 |
3 | 212000110201100 |
4 | 232222123131 |
5 | 11112414123 |
6 | 1114103313 |
7 | 205655004 |
oct | 56523335 |
9 | 25013640 |
10 | 12232413 |
11 | 69a5436 |
12 | 411ab39 |
13 | 26c3a1b |
14 | 18a5c3b |
15 | 1119643 |
hex | baa6dd |
12232413 has 12 divisors (see below), whose sum is σ = 17845308. Its totient is φ = 8073600.
The previous prime is 12232397. The next prime is 12232421. The reversal of 12232413 is 31423221.
It can be written as a sum of positive squares in 2 ways, for example, as 12089529 + 142884 = 3477^2 + 378^2 .
It is not a de Polignac number, because 12232413 - 24 = 12232397 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12232433) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5820 + ... + 7637.
It is an arithmetic number, because the mean of its divisors is an integer number (1487109).
Almost surely, 212232413 is an apocalyptic number.
It is an amenable number.
12232413 is a deficient number, since it is larger than the sum of its proper divisors (5612895).
12232413 is a wasteful number, since it uses less digits than its factorization.
12232413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13564 (or 13561 counting only the distinct ones).
The product of its digits is 288, while the sum is 18.
The square root of 12232413 is about 3497.4866690239. The cubic root of 12232413 is about 230.4114437494.
Adding to 12232413 its reverse (31423221), we get a palindrome (43655634).
The spelling of 12232413 in words is "twelve million, two hundred thirty-two thousand, four hundred thirteen".
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