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82488763 = 711784109
BaseRepresentation
bin1001110101010…
…10110110111011
312202012212022101
410322222312323
5132104120023
612104004231
72021100010
oct472526673
9182185271
1082488763
1142621035
1223760677
1314122126
14ad53707
1573961ad
hex4eaadbb

82488763 has 4 divisors (see below), whose sum is σ = 94272880. Its totient is φ = 70704648.

The previous prime is 82488739. The next prime is 82488767. The reversal of 82488763 is 36788428.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 82488763 - 29 = 82488251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82488767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5892048 + ... + 5892061.

It is an arithmetic number, because the mean of its divisors is an integer number (23568220).

Almost surely, 282488763 is an apocalyptic number.

82488763 is a deficient number, since it is larger than the sum of its proper divisors (11784117).

82488763 is a wasteful number, since it uses less digits than its factorization.

82488763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11784116.

The product of its digits is 516096, while the sum is 46.

The square root of 82488763 is about 9082.3324647361. The cubic root of 82488763 is about 435.3096188277.

The spelling of 82488763 in words is "eighty-two million, four hundred eighty-eight thousand, seven hundred sixty-three".

Divisors: 1 7 11784109 82488763