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82396018 = 2291420621
BaseRepresentation
bin1001110100101…
…00001101110010
312202001011002101
410322110031302
5132043133033
612102011014
72020232425
oct472241562
9182034071
1082396018
1142568391
1223716a6a
13140bbb53
14ad2b9bc
15737897d
hex4e94372

82396018 has 8 divisors (see below), whose sum is σ = 127855980. Its totient is φ = 39777360.

The previous prime is 82396007. The next prime is 82396033. The reversal of 82396018 is 81069328.

It can be written as a sum of positive squares in 2 ways, for example, as 75568249 + 6827769 = 8693^2 + 2613^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710253 + ... + 710368.

Almost surely, 282396018 is an apocalyptic number.

82396018 is a deficient number, since it is larger than the sum of its proper divisors (45459962).

82396018 is a wasteful number, since it uses less digits than its factorization.

82396018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420652.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 82396018 is about 9077.2252368221. The cubic root of 82396018 is about 435.1464130389.

The spelling of 82396018 in words is "eighty-two million, three hundred ninety-six thousand, eighteen".

Divisors: 1 2 29 58 1420621 2841242 41198009 82396018