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12544196 = 227341223
BaseRepresentation
bin101111110110…
…100011000100
3212121022101212
4233312203010
511202403241
61124510552
7211424000
oct57664304
925538355
1012544196
117098705
12424b458
1327a2902
141947700
15117bbeb
hexbf68c4

12544196 has 48 divisors (see below), whose sum is σ = 26342400. Its totient is φ = 5221440.

The previous prime is 12544183. The next prime is 12544201. The reversal of 12544196 is 69144521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56141 + ... + 56363.

It is an arithmetic number, because the mean of its divisors is an integer number (548800).

Almost surely, 212544196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12544196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13171200).

12544196 is an abundant number, since it is smaller than the sum of its proper divisors (13798204).

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

12544196 is a wasteful number, since it uses less digits than its factorization.

12544196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289 (or 273 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 12544196 is about 3541.7786492100. The cubic root of 12544196 is about 232.3526394999.

It can be divided in two parts, 12544 and 196, that multiplied together give a square (2458624 = 15682).

The spelling of 12544196 in words is "twelve million, five hundred forty-four thousand, one hundred ninety-six".

Divisors: 1 2 4 7 14 28 41 49 82 98 164 196 223 287 343 446 574 686 892 1148 1372 1561 2009 3122 4018 6244 8036 9143 10927 14063 18286 21854 28126 36572 43708 56252 64001 76489 128002 152978 256004 305956 448007 896014 1792028 3136049 6272098 12544196