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84050067 = 328016689
BaseRepresentation
bin1010000001010…
…00000010010011
312212011012000110
411000220002103
5133004100232
612201252403
72040261633
oct500500223
9185135013
1084050067
1143498072
1224194103
131454a98a
14b23c6c3
1575a3acc
hex5028093

84050067 has 4 divisors (see below), whose sum is σ = 112066760. Its totient is φ = 56033376.

The previous prime is 84050059. The next prime is 84050077. The reversal of 84050067 is 76005048.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 84050067 - 23 = 84050059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84050017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14008342 + ... + 14008347.

It is an arithmetic number, because the mean of its divisors is an integer number (28016690).

Almost surely, 284050067 is an apocalyptic number.

84050067 is a deficient number, since it is larger than the sum of its proper divisors (28016693).

84050067 is a wasteful number, since it uses less digits than its factorization.

84050067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28016692.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 84050067 is about 9167.8823618107. The cubic root of 84050067 is about 438.0389083678.

The spelling of 84050067 in words is "eighty-four million, fifty thousand, sixty-seven".

Divisors: 1 3 28016689 84050067