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42060351 = 314020117
BaseRepresentation
bin1010000001110…
…0101000111111
32221010212221210
42200130220333
541231412401
64101255503
71020335634
oct240345077
987125853
1042060351
1121818623
1212104593
1389385a8
14582c18b
153a5c4d6
hex281ca3f

42060351 has 4 divisors (see below), whose sum is σ = 56080472. Its totient is φ = 28040232.

The previous prime is 42060349. The next prime is 42060373. The reversal of 42060351 is 15306024.

It is a happy number.

42060351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42060351 - 21 = 42060349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42060341) 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, 7010056 + ... + 7010061.

It is an arithmetic number, because the mean of its divisors is an integer number (14020118).

Almost surely, 242060351 is an apocalyptic number.

42060351 is a deficient number, since it is larger than the sum of its proper divisors (14020121).

42060351 is a wasteful number, since it uses less digits than its factorization.

42060351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14020120.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 42060351 is about 6485.3952076955. The cubic root of 42060351 is about 347.7690782059.

Adding to 42060351 its reverse (15306024), we get a palindrome (57366375).

The spelling of 42060351 in words is "forty-two million, sixty thousand, three hundred fifty-one".

Divisors: 1 3 14020117 42060351