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82376825 = 5210331991
BaseRepresentation
bin1001110100011…
…11100001111001
312202000011202112
410322033201321
5132042024300
612101342105
72020122446
oct472174171
9182004675
1082376825
1142554a23
1223707935
13140b31ab
14ad249cd
157372e35
hex4e8f879

82376825 has 12 divisors (see below), whose sum is σ = 103142208. Its totient is φ = 65259600.

The previous prime is 82376809. The next prime is 82376843. The reversal of 82376825 is 52867328.

It is not a de Polignac number, because 82376825 - 24 = 82376809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13421 + ... + 18570.

It is an arithmetic number, because the mean of its divisors is an integer number (8595184).

Almost surely, 282376825 is an apocalyptic number.

It is an amenable number.

82376825 is a deficient number, since it is larger than the sum of its proper divisors (20765383).

82376825 is a wasteful number, since it uses less digits than its factorization.

82376825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32104 (or 32099 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 82376825 is about 9076.1679689173. The cubic root of 82376825 is about 435.1126233248.

The spelling of 82376825 in words is "eighty-two million, three hundred seventy-six thousand, eight hundred twenty-five".

Divisors: 1 5 25 103 515 2575 31991 159955 799775 3295073 16475365 82376825