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82417876 = 2273282253
BaseRepresentation
bin1001110100110…
…01100011010100
312202002021001221
410322121203110
5132044333001
612102300124
72020353232
oct472314324
9182067057
1082417876
1142582852
1223727644
13140c8a98
14ad35952
1573801a1
hex4e998d4

82417876 has 12 divisors (see below), whose sum is σ = 146207572. Its totient is φ = 40644288.

The previous prime is 82417873. The next prime is 82417883. The reversal of 82417876 is 67871428.

It can be written as a sum of positive squares in 2 ways, for example, as 44890000 + 37527876 = 6700^2 + 6126^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82417873) 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, 140835 + ... + 141418.

Almost surely, 282417876 is an apocalyptic number.

It is an amenable number.

82417876 is a deficient number, since it is larger than the sum of its proper divisors (63789696).

82417876 is a wasteful number, since it uses less digits than its factorization.

82417876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282330 (or 282328 counting only the distinct ones).

The product of its digits is 150528, while the sum is 43.

The square root of 82417876 is about 9078.4291592764. The cubic root of 82417876 is about 435.1848881561.

The spelling of 82417876 in words is "eighty-two million, four hundred seventeen thousand, eight hundred seventy-six".

Divisors: 1 2 4 73 146 292 282253 564506 1129012 20604469 41208938 82417876