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12068438 = 237712297
BaseRepresentation
bin101110000010…
…011001010110
3211201010210012
4232002121112
511042142223
61110400222
7204402644
oct56023126
924633705
1012068438
1168a3218
124060072
1326671b5
141862194
1510d5c78
hexb82656

12068438 has 16 divisors (see below), whose sum is σ = 18861984. Its totient is φ = 5785920.

The previous prime is 12068383. The next prime is 12068447. The reversal of 12068438 is 83486021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4106 + ... + 6402.

It is an arithmetic number, because the mean of its divisors is an integer number (1178874).

Almost surely, 212068438 is an apocalyptic number.

12068438 is a deficient number, since it is larger than the sum of its proper divisors (6793546).

12068438 is a wasteful number, since it uses less digits than its factorization.

12068438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2407.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 12068438 is about 3473.9657453694. The cubic root of 12068438 is about 229.3772567941.

The spelling of 12068438 in words is "twelve million, sixty-eight thousand, four hundred thirty-eight".

Divisors: 1 2 37 71 74 142 2297 2627 4594 5254 84989 163087 169978 326174 6034219 12068438