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65328130 = 257933259
BaseRepresentation
bin1111100100110…
…1010000000010
311112221000100101
43321031100002
5113211000010
610252113014
71422165010
oct371152002
9145830311
1065328130
113396aa9a
1219a6576a
13106c41ca
1489678b0
155b0673a
hex3e4d402

65328130 has 16 divisors (see below), whose sum is σ = 134389440. Its totient is φ = 22398192.

The previous prime is 65328121. The next prime is 65328143. The reversal of 65328130 is 3182356.

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 7 ways as a sum of consecutive naturals, for example, 466560 + ... + 466699.

It is an arithmetic number, because the mean of its divisors is an integer number (8399340).

Almost surely, 265328130 is an apocalyptic number.

65328130 is an abundant number, since it is smaller than the sum of its proper divisors (69061310).

65328130 is a wasteful number, since it uses less digits than its factorization.

65328130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933273.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 65328130 is about 8082.5818894707. The cubic root of 65328130 is about 402.7480152967.

The spelling of 65328130 in words is "sixty-five million, three hundred twenty-eight thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 933259 1866518 4666295 6532813 9332590 13065626 32664065 65328130