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12313494 = 232739371
BaseRepresentation
bin101110111110…
…001110010110
3212011120221100
4232332032112
511123012434
61115530530
7206443254
oct56761626
925146840
1012313494
116a50346
124159a46
1327218bb
1418c75d4
151133699
hexbbe396

12313494 has 24 divisors (see below), whose sum is σ = 27047592. Its totient is φ = 4047840.

The previous prime is 12313451. The next prime is 12313513. The reversal of 12313494 is 49431321.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3372 + ... + 5999.

It is an arithmetic number, because the mean of its divisors is an integer number (1126983).

Almost surely, 212313494 is an apocalyptic number.

12313494 is an abundant number, since it is smaller than the sum of its proper divisors (14734098).

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

12313494 is a wasteful number, since it uses less digits than its factorization.

12313494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9452 (or 9449 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 12313494 is about 3509.0588481814. The cubic root of 12313494 is about 230.9194074285.

The spelling of 12313494 in words is "twelve million, three hundred thirteen thousand, four hundred ninety-four".

Divisors: 1 2 3 6 9 18 73 146 219 438 657 1314 9371 18742 28113 56226 84339 168678 684083 1368166 2052249 4104498 6156747 12313494