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82353230 = 258235323
BaseRepresentation
bin1001110100010…
…01110001001110
312201221222101122
410322021301032
5132040300410
612101040542
72016663611
oct472116116
9181858348
1082353230
1142539223
12236b6152
13140a552b
14ad1a178
15736ae55
hex4e89c4e

82353230 has 8 divisors (see below), whose sum is σ = 148235832. Its totient is φ = 32941288.

The previous prime is 82353223. The next prime is 82353241. The reversal of 82353230 is 3235328.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 82353230.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 4117652 + ... + 4117671.

It is an arithmetic number, because the mean of its divisors is an integer number (18529479).

Almost surely, 282353230 is an apocalyptic number.

82353230 is a deficient number, since it is larger than the sum of its proper divisors (65882602).

82353230 is a wasteful number, since it uses less digits than its factorization.

82353230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8235330.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 82353230 is about 9074.8680431178. The cubic root of 82353230 is about 435.0710765965.

Adding to 82353230 its reverse (3235328), we get a palindrome (85588558).

The spelling of 82353230 in words is "eighty-two million, three hundred fifty-three thousand, two hundred thirty".

Divisors: 1 2 5 10 8235323 16470646 41176615 82353230