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8470093 = 31327061
BaseRepresentation
bin100000010011…
…111001001101
3120221022210011
4200103321031
54132020333
6501313221
7131665102
oct40237115
916838704
108470093
114865785
122a05811
1319a73b8
1411a6aa9
15b249cd
hex813e4d

8470093 has 4 divisors (see below), whose sum is σ = 8497468. Its totient is φ = 8442720.

The previous prime is 8470081. The next prime is 8470109. The reversal of 8470093 is 3900748.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 393129 + 8076964 = 627^2 + 2842^2 .

It is a cyclic number.

It is not a de Polignac number, because 8470093 - 25 = 8470061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8470393) 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 3 ways as a sum of consecutive naturals, for example, 13218 + ... + 13843.

It is an arithmetic number, because the mean of its divisors is an integer number (2124367).

Almost surely, 28470093 is an apocalyptic number.

It is an amenable number.

8470093 is a deficient number, since it is larger than the sum of its proper divisors (27375).

8470093 is a wasteful number, since it uses less digits than its factorization.

8470093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27374.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 8470093 is about 2910.3424197163. The cubic root of 8470093 is about 203.8431207698.

The spelling of 8470093 in words is "eight million, four hundred seventy thousand, ninety-three".

Divisors: 1 313 27061 8470093