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82343212 = 2275235623
BaseRepresentation
bin1001110100001…
…11010100101100
312201221110122121
410322013110230
5132034440322
612100522324
72016622450
oct472072454
9181843577
1082343212
1142531746
12236b03a4
13140a0ac3
14ad16660
157367ec7
hex4e8752c

82343212 has 24 divisors (see below), whose sum is σ = 165030656. Its totient is φ = 35216208.

The previous prime is 82343171. The next prime is 82343231. The reversal of 82343212 is 21234328.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11833 + ... + 17455.

Almost surely, 282343212 is an apocalyptic number.

It is an amenable number.

82343212 is an abundant number, since it is smaller than the sum of its proper divisors (82687444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82343212 is a wasteful number, since it uses less digits than its factorization.

82343212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6157 (or 6155 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 82343212 is about 9074.3160623818. The cubic root of 82343212 is about 435.0534342252.

The spelling of 82343212 in words is "eighty-two million, three hundred forty-three thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 523 1046 2092 3661 5623 7322 11246 14644 22492 39361 78722 157444 2940829 5881658 11763316 20585803 41171606 82343212