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82110668 = 2220527667
BaseRepresentation
bin1001110010011…
…10100011001100
312201111122122212
410321032203030
5132010020133
612051525552
72014633463
oct471164314
9181448585
1082110668
1142392a62
12235b98b8
131401bcc3
14ac959da
15731e148
hex4e4e8cc

82110668 has 6 divisors (see below), whose sum is σ = 143693676. Its totient is φ = 41055332.

The previous prime is 82110643. The next prime is 82110671. The reversal of 82110668 is 86601128.

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 as a sum of consecutive naturals, namely, 10263830 + ... + 10263837.

It is an arithmetic number, because the mean of its divisors is an integer number (23948946).

Almost surely, 282110668 is an apocalyptic number.

It is an amenable number.

82110668 is a deficient number, since it is larger than the sum of its proper divisors (61583008).

82110668 is a wasteful number, since it uses less digits than its factorization.

82110668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20527671 (or 20527669 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 82110668 is about 9061.4936958539. The cubic root of 82110668 is about 434.6435058711.

The spelling of 82110668 in words is "eighty-two million, one hundred ten thousand, six hundred sixty-eight".

Divisors: 1 2 4 20527667 41055334 82110668