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42052526 = 2177316943
BaseRepresentation
bin1010000001101…
…0101110101110
32221010111012222
42200122232232
541231140101
64101155342
71020304055
oct240325656
987114188
1042052526
112181275a
12120bbb52
138934b69
14582939c
153a5a01b
hex281abae

42052526 has 16 divisors (see below), whose sum is σ = 67708224. Its totient is φ = 19517184.

The previous prime is 42052513. The next prime is 42052559. The reversal of 42052526 is 62525024.

42052526 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42052495 and 42052504.

It is a congruent number.

It is an unprimeable number.

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, 5990 + ... + 10953.

It is an arithmetic number, because the mean of its divisors is an integer number (4231764).

Almost surely, 242052526 is an apocalyptic number.

42052526 is a deficient number, since it is larger than the sum of its proper divisors (25655698).

42052526 is a wasteful number, since it uses less digits than its factorization.

42052526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17035.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 42052526 is about 6484.7919010559. The cubic root of 42052526 is about 347.7475102942.

The spelling of 42052526 in words is "forty-two million, fifty-two thousand, five hundred twenty-six".

Divisors: 1 2 17 34 73 146 1241 2482 16943 33886 288031 576062 1236839 2473678 21026263 42052526