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12426312 = 2334312041
BaseRepresentation
bin101111011001…
…110001001000
3212101022200210
4233121301020
511140120222
61122201120
7210423213
oct57316110
925338623
1012426312
117018088
1241b31a0
132761062
14191677a
151156d0c
hexbd9c48

12426312 has 32 divisors (see below), whose sum is σ = 31790880. Its totient is φ = 4045440.

The previous prime is 12426277. The next prime is 12426313. The reversal of 12426312 is 21362421.

12426312 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (12426313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4989 + ... + 7052.

It is an arithmetic number, because the mean of its divisors is an integer number (993465).

Almost surely, 212426312 is an apocalyptic number.

12426312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12426312 is an abundant number, since it is smaller than the sum of its proper divisors (19364568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12426312 is a wasteful number, since it uses less digits than its factorization.

12426312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12093 (or 12089 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 12426312 is about 3525.0974454616. The cubic root of 12426312 is about 231.6225034138.

Adding to 12426312 its reverse (21362421), we get a palindrome (33788733).

The spelling of 12426312 in words is "twelve million, four hundred twenty-six thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 43 86 129 172 258 344 516 1032 12041 24082 36123 48164 72246 96328 144492 288984 517763 1035526 1553289 2071052 3106578 4142104 6213156 12426312