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42024325 = 527240139
BaseRepresentation
bin1010000001001…
…1110110000101
32221002001112111
42200103312011
541224234300
64100421021
71020125620
oct240236605
987061474
1042024325
11217a3552
12120a7771
138925085
14581cdb7
153a519ba
hex2813d85

42024325 has 12 divisors (see below), whose sum is σ = 59554720. Its totient is φ = 28816560.

The previous prime is 42024317. The next prime is 42024337. The reversal of 42024325 is 52342024.

It is not a de Polignac number, because 42024325 - 23 = 42024317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42024296 and 42024305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119895 + ... + 120244.

Almost surely, 242024325 is an apocalyptic number.

It is an amenable number.

42024325 is a deficient number, since it is larger than the sum of its proper divisors (17530395).

42024325 is a wasteful number, since it uses less digits than its factorization.

42024325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240156 (or 240151 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 42024325 is about 6482.6171412478. The cubic root of 42024325 is about 347.6697581630.

Adding to 42024325 its reverse (52342024), we get a palindrome (94366349).

The spelling of 42024325 in words is "forty-two million, twenty-four thousand, three hundred twenty-five".

Divisors: 1 5 7 25 35 175 240139 1200695 1680973 6003475 8404865 42024325