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82040463 = 3222674021
BaseRepresentation
bin1001110001111…
…01011010001111
312201101002100200
410320331122033
5132000243323
612050224543
72014222011
oct470753217
9181332320
1082040463
114234523a
1223585153
1313cc606b
14ac781b1
157308443
hex4e3d68f

82040463 has 12 divisors (see below), whose sum is σ = 118584648. Its totient is φ = 54655920.

The previous prime is 82040417. The next prime is 82040501. The reversal of 82040463 is 36404028.

It is not a de Polignac number, because 82040463 - 28 = 82040207 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82040363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18393 + ... + 22413.

It is an arithmetic number, because the mean of its divisors is an integer number (9882054).

Almost surely, 282040463 is an apocalyptic number.

82040463 is a deficient number, since it is larger than the sum of its proper divisors (36544185).

82040463 is a wasteful number, since it uses less digits than its factorization.

82040463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6294 (or 6291 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 82040463 is about 9057.6190580086. The cubic root of 82040463 is about 434.5195964824.

The spelling of 82040463 in words is "eighty-two million, forty thousand, four hundred sixty-three".

Divisors: 1 3 9 2267 4021 6801 12063 20403 36189 9115607 27346821 82040463