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82250 = 253747
BaseRepresentation
bin10100000101001010
311011211022
4110011022
510113000
61432442
7461540
oct240512
9134738
1082250
1156883
123b722
132b58c
1421d90
1519585
hex1414a

82250 has 32 divisors (see below), whose sum is σ = 179712. Its totient is φ = 27600.

The previous prime is 82241. The next prime is 82261. The reversal of 82250 is 5228.

Adding to 82250 its reverse (5228), we get a palindrome (87478).

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1727 + ... + 1773.

It is an arithmetic number, because the mean of its divisors is an integer number (5616).

282250 is an apocalyptic number.

82250 is an abundant number, since it is smaller than the sum of its proper divisors (97462).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89856).

82250 is a wasteful number, since it uses less digits than its factorization.

82250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 82250 is about 286.7926079940. The cubic root of 82250 is about 43.4889212990.

The spelling of 82250 in words is "eighty-two thousand, two hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 47 50 70 94 125 175 235 250 329 350 470 658 875 1175 1645 1750 2350 3290 5875 8225 11750 16450 41125 82250