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82928828 = 2279262433
BaseRepresentation
bin1001111000101…
…10010010111100
312210001012222002
410330112102330
5132212210303
612121241432
72024612003
oct474262274
9183035862
1082928828
11428a1724
1223933278
1314247518
14b029c3a
157431788
hex4f164bc

82928828 has 12 divisors (see below), whose sum is σ = 146963040. Its totient is φ = 40939392.

The previous prime is 82928827. The next prime is 82928831. The reversal of 82928828 is 82882928.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82928827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130901 + ... + 131532.

It is an arithmetic number, because the mean of its divisors is an integer number (12246920).

Almost surely, 282928828 is an apocalyptic number.

It is an amenable number.

82928828 is a deficient number, since it is larger than the sum of its proper divisors (64034212).

82928828 is a wasteful number, since it uses less digits than its factorization.

82928828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262516 (or 262514 counting only the distinct ones).

The product of its digits is 294912, while the sum is 47.

The square root of 82928828 is about 9106.5266704710. The cubic root of 82928828 is about 436.0823498465.

The spelling of 82928828 in words is "eighty-two million, nine hundred twenty-eight thousand, eight hundred twenty-eight".

Divisors: 1 2 4 79 158 316 262433 524866 1049732 20732207 41464414 82928828