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42223575 = 3521932917
BaseRepresentation
bin1010000100010…
…0011111010111
32221110011212010
42201010133113
541302123300
64104555303
71021615542
oct241043727
987404763
1042223575
112191a219
1212182b33
138994984
145871859
153a90a50
hex28447d7

42223575 has 24 divisors (see below), whose sum is σ = 70195408. Its totient is φ = 22394880.

The previous prime is 42223553. The next prime is 42223583. The reversal of 42223575 is 57532224.

42223575 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42223575 - 25 = 42223543 is a prime.

It is a Duffinian number.

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 23 ways as a sum of consecutive naturals, for example, 13017 + ... + 15933.

Almost surely, 242223575 is an apocalyptic number.

42223575 is a deficient number, since it is larger than the sum of its proper divisors (27971833).

42223575 is a wasteful number, since it uses less digits than its factorization.

42223575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3123 (or 3118 counting only the distinct ones).

The product of its digits is 16800, while the sum is 30.

The square root of 42223575 is about 6497.9669897592. The cubic root of 42223575 is about 348.2183611057.

Adding to 42223575 its reverse (57532224), we get a palindrome (99755799).

The spelling of 42223575 in words is "forty-two million, two hundred twenty-three thousand, five hundred seventy-five".

Divisors: 1 3 5 15 25 75 193 579 965 2895 2917 4825 8751 14475 14585 43755 72925 218775 562981 1688943 2814905 8444715 14074525 42223575