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82352248 = 23115317657
BaseRepresentation
bin1001110100010…
…01100001111000
312201221221001021
410322021201320
5132040232443
612101032224
72016661006
oct472114170
9181857037
1082352248
1142538510
12236b5674
13140a4c54
14ad19a76
15736a9ed
hex4e89878

82352248 has 32 divisors (see below), whose sum is σ = 171635760. Its totient is φ = 36724480.

The previous prime is 82352243. The next prime is 82352287. The reversal of 82352248 is 84225328.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82352243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4165 + ... + 13492.

Almost surely, 282352248 is an apocalyptic number.

82352248 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

82352248 is an abundant number, since it is smaller than the sum of its proper divisors (89283512).

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

82352248 is a wasteful number, since it uses less digits than its factorization.

82352248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17727 (or 17723 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 82352248 is about 9074.8139374865. The cubic root of 82352248 is about 435.0693472918.

Subtracting 82352248 from its reverse (84225328), we obtain a triangular number (1873080 = T1935).

The spelling of 82352248 in words is "eighty-two million, three hundred fifty-two thousand, two hundred forty-eight".

Divisors: 1 2 4 8 11 22 44 53 88 106 212 424 583 1166 2332 4664 17657 35314 70628 141256 194227 388454 776908 935821 1553816 1871642 3743284 7486568 10294031 20588062 41176124 82352248