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42985326 = 238398539
BaseRepresentation
bin1010001111111…
…0011101101110
32222212212210010
42203332131232
542001012301
64133154050
71031240436
oct243763556
988785703
1042985326
112229a56a
121248b926
138ba0607
1459cd2c6
153b915d6
hex28fe76e

42985326 has 16 divisors (see below), whose sum is σ = 86083200. Its totient is φ = 14309688.

The previous prime is 42985303. The next prime is 42985331. The reversal of 42985326 is 62358924.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 765 + ... + 9303.

It is an arithmetic number, because the mean of its divisors is an integer number (5380200).

Almost surely, 242985326 is an apocalyptic number.

42985326 is an abundant number, since it is smaller than the sum of its proper divisors (43097874).

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

42985326 is a wasteful number, since it uses less digits than its factorization.

42985326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9383.

The product of its digits is 103680, while the sum is 39.

The square root of 42985326 is about 6556.3195468189. The cubic root of 42985326 is about 350.2999496727.

The spelling of 42985326 in words is "forty-two million, nine hundred eighty-five thousand, three hundred twenty-six".

Divisors: 1 2 3 6 839 1678 2517 5034 8539 17078 25617 51234 7164221 14328442 21492663 42985326