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12882266 = 2192631289
BaseRepresentation
bin110001001001…
…000101011010
3220020111010222
4301021011122
511244213031
61140040042
7214332425
oct61110532
926214128
1012882266
1172a9701
124393022
132890757
1419d49bc
1511e6e7b
hexc4915a

12882266 has 16 divisors (see below), whose sum is σ = 20433600. Its totient is φ = 6074208.

The previous prime is 12882251. The next prime is 12882269. The reversal of 12882266 is 66228821.

It is not an unprimeable number, because it can be changed into a prime (12882269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9350 + ... + 10638.

It is an arithmetic number, because the mean of its divisors is an integer number (1277100).

Almost surely, 212882266 is an apocalyptic number.

12882266 is a deficient number, since it is larger than the sum of its proper divisors (7551334).

12882266 is a wasteful number, since it uses less digits than its factorization.

12882266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1573.

The product of its digits is 18432, while the sum is 35.

The square root of 12882266 is about 3589.1873732086. The cubic root of 12882266 is about 234.4214893499.

The spelling of 12882266 in words is "twelve million, eight hundred eighty-two thousand, two hundred sixty-six".

Divisors: 1 2 19 38 263 526 1289 2578 4997 9994 24491 48982 339007 678014 6441133 12882266