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42715706 = 2113162633
BaseRepresentation
bin1010001011110…
…0101000111010
32222101011221012
42202330220322
541413400311
64123313522
71026035405
oct242745072
988334835
1042715706
1122125a40
121237b8a2
138b07987
14595cd3c
153b3b78b
hex28bca3a

42715706 has 16 divisors (see below), whose sum is σ = 72154368. Its totient is φ = 18789600.

The previous prime is 42715703. The next prime is 42715741. The reversal of 42715706 is 60751724.

42715706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (42715703) 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, 30635 + ... + 31998.

It is an arithmetic number, because the mean of its divisors is an integer number (4509648).

Almost surely, 242715706 is an apocalyptic number.

42715706 is a deficient number, since it is larger than the sum of its proper divisors (29438662).

42715706 is a wasteful number, since it uses less digits than its factorization.

42715706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62677.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 42715706 is about 6535.7253614270. The cubic root of 42715706 is about 349.5660090236.

The spelling of 42715706 in words is "forty-two million, seven hundred fifteen thousand, seven hundred six".

Divisors: 1 2 11 22 31 62 341 682 62633 125266 688963 1377926 1941623 3883246 21357853 42715706