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65028214 = 2412293463
BaseRepresentation
bin1111100000010…
…0000001110110
311112100202221101
43320010001312
5113121400324
610241440314
71416505426
oct370040166
9145322841
1065028214
1133785729
121994009a
131061a844
1488ca486
155a97944
hex3e04076

65028214 has 16 divisors (see below), whose sum is σ = 100386720. Its totient is φ = 31573440.

The previous prime is 65028209. The next prime is 65028217. The reversal of 65028214 is 41282056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65028217) by changing a digit.

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, 17047 + ... + 20509.

It is an arithmetic number, because the mean of its divisors is an integer number (6274170).

Almost surely, 265028214 is an apocalyptic number.

65028214 is a deficient number, since it is larger than the sum of its proper divisors (35358506).

65028214 is a wasteful number, since it uses less digits than its factorization.

65028214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3735.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 65028214 is about 8064.0073164649. The cubic root of 65028214 is about 402.1307421907.

The spelling of 65028214 in words is "sixty-five million, twenty-eight thousand, two hundred fourteen".

Divisors: 1 2 41 82 229 458 3463 6926 9389 18778 141983 283966 793027 1586054 32514107 65028214