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8382117 = 313920101
BaseRepresentation
bin11111111110011010100101
3120202212002210
4133332122211
54121211432
6455354033
7131150442
oct37763245
916685083
108382117
114805677
122982919
131976343
1411829c9
15b088cc
hex7fe6a5

8382117 has 8 divisors (see below), whose sum is σ = 11257120. Its totient is φ = 5547600.

The previous prime is 8382113. The next prime is 8382133. The reversal of 8382117 is 7112838.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8382117 - 22 = 8382113 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 (8382113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9634 + ... + 10467.

It is an arithmetic number, because the mean of its divisors is an integer number (1407140).

Almost surely, 28382117 is an apocalyptic number.

It is an amenable number.

8382117 is a deficient number, since it is larger than the sum of its proper divisors (2875003).

8382117 is a wasteful number, since it uses less digits than its factorization.

8382117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20243.

The product of its digits is 2688, while the sum is 30.

The square root of 8382117 is about 2895.1885948933. The cubic root of 8382117 is about 203.1349131888.

It can be divided in two parts, 83821 and 17, that added together give a palindrome (83838).

The spelling of 8382117 in words is "eight million, three hundred eighty-two thousand, one hundred seventeen".

Divisors: 1 3 139 417 20101 60303 2794039 8382117