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65042828 = 2216260707
BaseRepresentation
bin1111100000011…
…1100110001100
311112101111222122
43320013212030
5113122332303
610242032112
71416566144
oct370074614
9145344878
1065042828
1133795704
1219948638
13106243a6
1488d1924
155a9be38
hex3e0798c

65042828 has 6 divisors (see below), whose sum is σ = 113824956. Its totient is φ = 32521412.

The previous prime is 65042759. The next prime is 65042837. The reversal of 65042828 is 82824056.

65042828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 2.

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 as a sum of consecutive naturals, namely, 8130350 + ... + 8130357.

It is an arithmetic number, because the mean of its divisors is an integer number (18970826).

Almost surely, 265042828 is an apocalyptic number.

It is an amenable number.

65042828 is a deficient number, since it is larger than the sum of its proper divisors (48782128).

65042828 is a wasteful number, since it uses less digits than its factorization.

65042828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16260711 (or 16260709 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 65042828 is about 8064.9133907315. The cubic root of 65042828 is about 402.1608639801.

The spelling of 65042828 in words is "sixty-five million, forty-two thousand, eight hundred twenty-eight".

Divisors: 1 2 4 16260707 32521414 65042828