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12741066 = 2321354449
BaseRepresentation
bin110000100110…
…100111001010
3212222022110100
4300212213022
511230203231
61133030230
7213203652
oct60464712
925868410
1012741066
117212608
124325376
1328413c0
141999362
1511ba1e6
hexc269ca

12741066 has 24 divisors (see below), whose sum is σ = 29729700. Its totient is φ = 3920256.

The previous prime is 12741023. The next prime is 12741073. The reversal of 12741066 is 66014721.

It can be written as a sum of positive squares in 2 ways, for example, as 12638025 + 103041 = 3555^2 + 321^2 .

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 11 ways as a sum of consecutive naturals, for example, 26991 + ... + 27458.

Almost surely, 212741066 is an apocalyptic number.

12741066 is an abundant number, since it is smaller than the sum of its proper divisors (16988634).

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

12741066 is a wasteful number, since it uses less digits than its factorization.

12741066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54470 (or 54467 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 12741066 is about 3569.4629848200. The cubic root of 12741066 is about 233.5618581976.

Adding to 12741066 its reverse (66014721), we get a palindrome (78755787).

The spelling of 12741066 in words is "twelve million, seven hundred forty-one thousand, sixty-six".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 54449 108898 163347 326694 490041 707837 980082 1415674 2123511 4247022 6370533 12741066