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42868014 = 2371020667
BaseRepresentation
bin1010001110000…
…1110100101110
32222122220212020
42203201310232
541433234024
64130451010
71030241430
oct243416456
988586766
1042868014
112221a412
1212433a66
138b5c0b7
14599c650
153b6b979
hex28e1d2e

42868014 has 16 divisors (see below), whose sum is σ = 97984128. Its totient is φ = 12247992.

The previous prime is 42868013. The next prime is 42868031. The reversal of 42868014 is 41086824.

42868014 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42868013) 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 7 ways as a sum of consecutive naturals, for example, 510292 + ... + 510375.

It is an arithmetic number, because the mean of its divisors is an integer number (6124008).

Almost surely, 242868014 is an apocalyptic number.

42868014 is an abundant number, since it is smaller than the sum of its proper divisors (55116114).

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

42868014 is a wasteful number, since it uses less digits than its factorization.

42868014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020679.

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 42868014 is about 6547.3669516837. The cubic root of 42868014 is about 349.9809894436.

The spelling of 42868014 in words is "forty-two million, eight hundred sixty-eight thousand, fourteen".

Divisors: 1 2 3 6 7 14 21 42 1020667 2041334 3062001 6124002 7144669 14289338 21434007 42868014