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26286042 = 234381007
BaseRepresentation
bin110010001000…
…1011111011010
31211110110200010
41210101133122
523212123132
62335222350
7436266456
oct144213732
954413603
1026286042
1113924102
1289779b6
1355a4693
1436c3666
1524936cc
hex19117da

26286042 has 8 divisors (see below), whose sum is σ = 52572096. Its totient is φ = 8762012.

The previous prime is 26286041. The next prime is 26286049. The reversal of 26286042 is 24068262.

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

26286042 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (26286041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2190498 + ... + 2190509.

It is an arithmetic number, because the mean of its divisors is an integer number (6571512).

Almost surely, 226286042 is an apocalyptic number.

26286042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26286042 is a wasteful number, since it uses less digits than its factorization.

26286042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4381012.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 26286042 is about 5126.9915154991. The cubic root of 26286042 is about 297.3320550105.

The spelling of 26286042 in words is "twenty-six million, two hundred eighty-six thousand, forty-two".

Divisors: 1 2 3 6 4381007 8762014 13143021 26286042