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13242066 = 232395957
BaseRepresentation
bin110010100000…
…111011010010
3220220202200220
4302200323102
511342221231
61151453510
7220361415
oct62407322
926822626
1013242066
117524a62
124527296
132988456
141a89b7c
151268896
hexca0ed2

13242066 has 16 divisors (see below), whose sum is σ = 27635904. Its totient is φ = 4222064.

The previous prime is 13242049. The next prime is 13242071. The reversal of 13242066 is 66024231.

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, 47841 + ... + 48116.

It is an arithmetic number, because the mean of its divisors is an integer number (1727244).

Almost surely, 213242066 is an apocalyptic number.

13242066 is an abundant number, since it is smaller than the sum of its proper divisors (14393838).

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

13242066 is a wasteful number, since it uses less digits than its factorization.

13242066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95985.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 13242066 is about 3638.9649627332. The cubic root of 13242066 is about 236.5839341407.

Adding to 13242066 its reverse (66024231), we get a palindrome (79266297).

The spelling of 13242066 in words is "thirteen million, two hundred forty-two thousand, sixty-six".

Divisors: 1 2 3 6 23 46 69 138 95957 191914 287871 575742 2207011 4414022 6621033 13242066