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12286079 = 132294127
BaseRepresentation
bin101110110111…
…100001111111
3212010012022222
4232313201333
511121123304
61115155555
7206300321
oct56674177
925105288
1012286079
116a31793
124145bbb
132712290
1418bb611
15112a4be
hexbb787f

12286079 has 8 divisors (see below), whose sum is σ = 13292160. Its totient is φ = 11288736.

The previous prime is 12286073. The next prime is 12286081. The reversal of 12286079 is 97068221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12286079 - 216 = 12220543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12286073) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 914 + ... + 5040.

It is an arithmetic number, because the mean of its divisors is an integer number (1661520).

Almost surely, 212286079 is an apocalyptic number.

12286079 is a deficient number, since it is larger than the sum of its proper divisors (1006081).

12286079 is a wasteful number, since it uses less digits than its factorization.

12286079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4369.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 12286079 is about 3505.1503534085. The cubic root of 12286079 is about 230.7479056163.

The spelling of 12286079 in words is "twelve million, two hundred eighty-six thousand, seventy-nine".

Divisors: 1 13 229 2977 4127 53651 945083 12286079