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82028366 = 2717523659
BaseRepresentation
bin1001110001110…
…10011101001110
312201100110202122
410320322131032
5131444401431
612050052542
72014141520
oct470723516
9181313678
1082028366
1142337142
122357a152
1313cc06c4
14ac73a10
157304a7b
hex4e3a74e

82028366 has 32 divisors (see below), whose sum is σ = 149402880. Its totient is φ = 32973696.

The previous prime is 82028357. The next prime is 82028369. The reversal of 82028366 is 66382028.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82028369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124145 + ... + 124803.

It is an arithmetic number, because the mean of its divisors is an integer number (4668840).

Almost surely, 282028366 is an apocalyptic number.

82028366 is a deficient number, since it is larger than the sum of its proper divisors (67374514).

82028366 is a wasteful number, since it uses less digits than its factorization.

82028366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 82028366 is about 9056.9512530432. The cubic root of 82028366 is about 434.4982385583.

The spelling of 82028366 in words is "eighty-two million, twenty-eight thousand, three hundred sixty-six".

Divisors: 1 2 7 14 17 34 119 238 523 659 1046 1318 3661 4613 7322 8891 9226 11203 17782 22406 62237 78421 124474 156842 344657 689314 2412599 4825198 5859169 11718338 41014183 82028366