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82419296 = 256142223
BaseRepresentation
bin1001110100110…
…01111001100000
312202002100000112
410322121321200
5132044404141
612102310452
72020360331
oct472317140
9182070015
1082419296
1142583923
1223728428
13140c961b
14ad36288
1573807eb
hex4e99e60

82419296 has 24 divisors (see below), whose sum is σ = 164926944. Its totient is φ = 40533120.

The previous prime is 82419289. The next prime is 82419319. The reversal of 82419296 is 69291428.

It is a congruent number.

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, 19160 + ... + 23063.

It is an arithmetic number, because the mean of its divisors is an integer number (6871956).

Almost surely, 282419296 is an apocalyptic number.

It is an amenable number.

82419296 is an abundant number, since it is smaller than the sum of its proper divisors (82507648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82419296 is a wasteful number, since it uses less digits than its factorization.

82419296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42294 (or 42286 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 82419296 is about 9078.5073663020. The cubic root of 82419296 is about 435.1873874481.

The spelling of 82419296 in words is "eighty-two million, four hundred nineteen thousand, two hundred ninety-six".

Divisors: 1 2 4 8 16 32 61 122 244 488 976 1952 42223 84446 168892 337784 675568 1351136 2575603 5151206 10302412 20604824 41209648 82419296