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82358068 = 22131583809
BaseRepresentation
bin1001110100010…
…10111100110100
312201222020000211
410322022330310
5132040424233
612101115204
72020013662
oct472127464
9181866024
1082358068
1142541921
12236b8b04
13140a77b0
14ad1bc32
15736c5cd
hex4e8af34

82358068 has 12 divisors (see below), whose sum is σ = 155213380. Its totient is φ = 38011392.

The previous prime is 82358063. The next prime is 82358093. The reversal of 82358068 is 86085328.

It can be written as a sum of positive squares in 2 ways, for example, as 35736484 + 46621584 = 5978^2 + 6828^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 82358068.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82358063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 791853 + ... + 791956.

Almost surely, 282358068 is an apocalyptic number.

It is an amenable number.

82358068 is a deficient number, since it is larger than the sum of its proper divisors (72855312).

82358068 is a wasteful number, since it uses less digits than its factorization.

82358068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583826 (or 1583824 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 82358068 is about 9075.1345995528. The cubic root of 82358068 is about 435.0795961274.

The spelling of 82358068 in words is "eighty-two million, three hundred fifty-eight thousand, sixty-eight".

Divisors: 1 2 4 13 26 52 1583809 3167618 6335236 20589517 41179034 82358068