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82526452 = 22197104729
BaseRepresentation
bin1001110101101…
…00000011110100
312202021210000021
410322310003310
5132111321302
612104454524
72021314621
oct472640364
9182253007
1082526452
1142647388
122377a444
1314136328
14ad63348
1573a2437
hex4eb40f4

82526452 has 12 divisors (see below), whose sum is σ = 145155780. Its totient is φ = 41053376.

The previous prime is 82526447. The next prime is 82526453. The reversal of 82526452 is 25462528.

It can be written as a sum of positive squares in 2 ways, for example, as 81072016 + 1454436 = 9004^2 + 1206^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82526453) by changing a digit.

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, 51577 + ... + 53152.

It is an arithmetic number, because the mean of its divisors is an integer number (12096315).

Almost surely, 282526452 is an apocalyptic number.

It is an amenable number.

82526452 is a deficient number, since it is larger than the sum of its proper divisors (62629328).

82526452 is a wasteful number, since it uses less digits than its factorization.

82526452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104930 (or 104928 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 82526452 is about 9084.4070802667. The cubic root of 82526452 is about 435.3759061845.

The spelling of 82526452 in words is "eighty-two million, five hundred twenty-six thousand, four hundred fifty-two".

Divisors: 1 2 4 197 394 788 104729 209458 418916 20631613 41263226 82526452