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BaseRepresentation
bin1101001010001101100
3210220111211
41221101230
5102244322
613124204
73444115
oct1512154
9726454
10431212
11274a81
12189664
13121372
14b320c
1587b77
hex6946c

431212 has 12 divisors (see below), whose sum is σ = 766360. Its totient is φ = 212256.

The previous prime is 431203. The next prime is 431213. The reversal of 431212 is 212134.

It is a junction number, because it is equal to n+sod(n) for n = 431192 and 431201.

It is not an unprimeable number, because it can be changed into a prime (431213) by changing a digit.

431212 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537 + ... + 1072.

2431212 is an apocalyptic number.

It is an amenable number.

431212 is a deficient number, since it is larger than the sum of its proper divisors (335148).

431212 is a wasteful number, since it uses less digits than its factorization.

431212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680 (or 1678 counting only the distinct ones).

The product of its digits is 48, while the sum is 13.

The square root of 431212 is about 656.6673434853. The cubic root of 431212 is about 75.5492712318.

Adding to 431212 its reverse (212134), we get a palindrome (643346).

The spelling of 431212 in words is "four hundred thirty-one thousand, two hundred twelve".