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82108366 = 267976317
BaseRepresentation
bin1001110010011…
…01111111001110
312201111112111121
410321031333032
5132004431431
612051511154
72014623664
oct471157716
9181445447
1082108366
114239125a
12235b84ba
131401ac42
14ac94c34
15731d611
hex4e4dfce

82108366 has 16 divisors (see below), whose sum is σ = 126309456. Its totient is φ = 40018176.

The previous prime is 82108357. The next prime is 82108381. The reversal of 82108366 is 66380128.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9840 + ... + 16156.

It is an arithmetic number, because the mean of its divisors is an integer number (7894341).

Almost surely, 282108366 is an apocalyptic number.

82108366 is a deficient number, since it is larger than the sum of its proper divisors (44201090).

82108366 is a wasteful number, since it uses less digits than its factorization.

82108366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6483.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 82108366 is about 9061.3666739626. The cubic root of 82108366 is about 434.6394440412.

The spelling of 82108366 in words is "eighty-two million, one hundred eight thousand, three hundred sixty-six".

Divisors: 1 2 67 97 134 194 6317 6499 12634 12998 423239 612749 846478 1225498 41054183 82108366