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42068014 = 2191107053
BaseRepresentation
bin1010000001111…
…0100000101110
32221011021110121
42200132200232
541232134024
64101355154
71020400162
oct240364056
987137417
1042068014
112182335a
1212108aba
13893bc21
145830ca2
153a5e8e4
hex281e82e

42068014 has 8 divisors (see below), whose sum is σ = 66423240. Its totient is φ = 19926936.

The previous prime is 42068011. The next prime is 42068021. The reversal of 42068014 is 41086024.

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

It is a self number, because there is not a number n which added to its sum of digits gives 42068014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42068011) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 553489 + ... + 553564.

It is an arithmetic number, because the mean of its divisors is an integer number (8302905).

Almost surely, 242068014 is an apocalyptic number.

42068014 is a deficient number, since it is larger than the sum of its proper divisors (24355226).

42068014 is a wasteful number, since it uses less digits than its factorization.

42068014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107074.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 42068014 is about 6485.9859697659. The cubic root of 42068014 is about 347.7901970075.

The spelling of 42068014 in words is "forty-two million, sixty-eight thousand, fourteen".

Divisors: 1 2 19 38 1107053 2214106 21034007 42068014