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82488417 = 31110124749
BaseRepresentation
bin1001110101010…
…10110001100001
312202012211211120
410322222301201
5132104112132
612104002453
72021066004
oct472526141
9182184746
1082488417
1142620850
1223760429
1314121c1b
14ad5353b
15739602c
hex4eaac61

82488417 has 16 divisors (see below), whose sum is σ = 121176000. Its totient is φ = 49496000.

The previous prime is 82488407. The next prime is 82488451. The reversal of 82488417 is 71488428.

It is a cyclic number.

It is not a de Polignac number, because 82488417 - 24 = 82488401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82488407) 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 15 ways as a sum of consecutive naturals, for example, 9042 + ... + 15707.

It is an arithmetic number, because the mean of its divisors is an integer number (7573500).

Almost surely, 282488417 is an apocalyptic number.

It is an amenable number.

82488417 is a deficient number, since it is larger than the sum of its proper divisors (38687583).

82488417 is a wasteful number, since it uses less digits than its factorization.

82488417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24864.

The product of its digits is 114688, while the sum is 42.

The square root of 82488417 is about 9082.3134167458. The cubic root of 82488417 is about 435.3090101899.

The spelling of 82488417 in words is "eighty-two million, four hundred eighty-eight thousand, four hundred seventeen".

Divisors: 1 3 11 33 101 303 1111 3333 24749 74247 272239 816717 2499649 7498947 27496139 82488417