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82346441 = 238934469
BaseRepresentation
bin1001110100010…
…00000111001001
312201221122002012
410322020013021
5132040041231
612100545305
72016635042
oct472100711
9181848065
1082346441
1142534111
12236b2235
13140a2408
14ad178c9
157368e2b
hex4e881c9

82346441 has 4 divisors (see below), whose sum is σ = 82383300. Its totient is φ = 82309584.

The previous prime is 82346431. The next prime is 82346461. The reversal of 82346441 is 14464328.

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

It can be written as a sum of positive squares in 2 ways, for example, as 33640000 + 48706441 = 5800^2 + 6979^2 .

It is a cyclic number.

It is not a de Polignac number, because 82346441 - 226 = 15237577 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82346398 and 82346407.

It is not an unprimeable number, because it can be changed into a prime (82346431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14846 + ... + 19623.

It is an arithmetic number, because the mean of its divisors is an integer number (20595825).

Almost surely, 282346441 is an apocalyptic number.

It is an amenable number.

82346441 is a deficient number, since it is larger than the sum of its proper divisors (36859).

82346441 is a wasteful number, since it uses less digits than its factorization.

82346441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36858.

The product of its digits is 18432, while the sum is 32.

The square root of 82346441 is about 9074.4939803826. The cubic root of 82346441 is about 435.0591208675.

The spelling of 82346441 in words is "eighty-two million, three hundred forty-six thousand, four hundred forty-one".

Divisors: 1 2389 34469 82346441