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42265868 = 2218015867
BaseRepresentation
bin1010000100111…
…0110100001100
32221112022212112
42201032310030
541310001433
64105523152
71022153051
oct241166414
987468775
1042265868
1121948a77
12121a34b8
1389aacb8
145883028
153a9d348
hex284ed0c

42265868 has 12 divisors (see below), whose sum is σ = 74018952. Its totient is φ = 21117600.

The previous prime is 42265849. The next prime is 42265891. The reversal of 42265868 is 86856224.

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 3 ways as a sum of consecutive naturals, for example, 4271 + ... + 10137.

It is an arithmetic number, because the mean of its divisors is an integer number (6168246).

Almost surely, 242265868 is an apocalyptic number.

It is an amenable number.

42265868 is a deficient number, since it is larger than the sum of its proper divisors (31753084).

42265868 is a wasteful number, since it uses less digits than its factorization.

42265868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7672 (or 7670 counting only the distinct ones).

The product of its digits is 184320, while the sum is 41.

The square root of 42265868 is about 6501.2205007983. The cubic root of 42265868 is about 348.3345859457.

The spelling of 42265868 in words is "forty-two million, two hundred sixty-five thousand, eight hundred sixty-eight".

Divisors: 1 2 4 1801 3602 5867 7204 11734 23468 10566467 21132934 42265868