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8328055 = 51665611
BaseRepresentation
bin11111110001001101110111
3120200002221111
4133301031313
54112444210
6454255451
7130534021
oct37611567
916602844
108328055
114778a9a
122957587
131957858
14116b011
15ae788a
hex7f1377

8328055 has 4 divisors (see below), whose sum is σ = 9993672. Its totient is φ = 6662440.

The previous prime is 8328053. The next prime is 8328083. The reversal of 8328055 is 5508238.

8328055 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 8328055 - 21 = 8328053 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

8328055 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8328053) 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, 832801 + ... + 832810.

It is an arithmetic number, because the mean of its divisors is an integer number (2498418).

Almost surely, 28328055 is an apocalyptic number.

8328055 is a deficient number, since it is larger than the sum of its proper divisors (1665617).

8328055 is a wasteful number, since it uses less digits than its factorization.

8328055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665616.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 8328055 is about 2885.8369669820. The cubic root of 8328055 is about 202.6972522923.

The spelling of 8328055 in words is "eight million, three hundred twenty-eight thousand, fifty-five".

Divisors: 1 5 1665611 8328055