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82207342 = 2717893881
BaseRepresentation
bin1001110011001…
…10001001101110
312201200120021101
410321212021232
5132021113332
612053553314
72015515360
oct471461156
9181616241
1082207342
1142449658
122364583a
1314053cc9
14acbcd30
15733cae7
hex4e6626e

82207342 has 32 divisors (see below), whose sum is σ = 150932160. Its totient is φ = 32778240.

The previous prime is 82207339. The next prime is 82207343. The reversal of 82207342 is 24370228.

It is a self number, because there is not a number n which added to its sum of digits gives 82207342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82207343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19242 + ... + 23122.

It is an arithmetic number, because the mean of its divisors is an integer number (4716630).

Almost surely, 282207342 is an apocalyptic number.

82207342 is a deficient number, since it is larger than the sum of its proper divisors (68724818).

82207342 is a wasteful number, since it uses less digits than its factorization.

82207342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3996.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 82207342 is about 9066.8264569253. The cubic root of 82207342 is about 434.8140165882.

The spelling of 82207342 in words is "eighty-two million, two hundred seven thousand, three hundred forty-two".

Divisors: 1 2 7 14 17 34 89 119 178 238 623 1246 1513 3026 3881 7762 10591 21182 27167 54334 65977 131954 345409 461839 690818 923678 2417863 4835726 5871953 11743906 41103671 82207342