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12500214 = 2319472333
BaseRepresentation
bin101111101011…
…110011110110
3212112002001220
4233223303312
511200001324
61123531210
7211151526
oct57536366
925462056
1012500214
117068661
124229b06
13278889c
141935686
15116db79
hexbebcf6

12500214 has 32 divisors (see below), whose sum is σ = 26887680. Its totient is φ = 3861792.

The previous prime is 12500197. The next prime is 12500221. The reversal of 12500214 is 41200521.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 12500193 and 12500202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4192 + ... + 6524.

It is an arithmetic number, because the mean of its divisors is an integer number (840240).

Almost surely, 212500214 is an apocalyptic number.

12500214 is an abundant number, since it is smaller than the sum of its proper divisors (14387466).

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

12500214 is a wasteful number, since it uses less digits than its factorization.

12500214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2404.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 12500214 is about 3535.5641699734. The cubic root of 12500214 is about 232.0807660731.

Adding to 12500214 its reverse (41200521), we get a palindrome (53700735).

The spelling of 12500214 in words is "twelve million, five hundred thousand, two hundred fourteen".

Divisors: 1 2 3 6 19 38 47 57 94 114 141 282 893 1786 2333 2679 4666 5358 6999 13998 44327 88654 109651 132981 219302 265962 328953 657906 2083369 4166738 6250107 12500214