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82508528 = 245156783
BaseRepresentation
bin1001110101011…
…11101011110000
312202020212102102
410322233223300
5132110233103
612104235532
72021211434
oct472575360
9182225372
1082508528
1142634973
122376bba8
131412b11b
14ad5a9c4
15739be88
hex4eafaf0

82508528 has 10 divisors (see below), whose sum is σ = 159860304. Its totient is φ = 41254256.

The previous prime is 82508527. The next prime is 82508533. The reversal of 82508528 is 82580528.

It is a junction number, because it is equal to n+sod(n) for n = 82508491 and 82508500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82508527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2578376 + ... + 2578407.

Almost surely, 282508528 is an apocalyptic number.

It is an amenable number.

82508528 is a deficient number, since it is larger than the sum of its proper divisors (77351776).

82508528 is a wasteful number, since it uses less digits than its factorization.

82508528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5156791 (or 5156785 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 38.

The square root of 82508528 is about 9083.4205011108. The cubic root of 82508528 is about 435.3443839974.

The spelling of 82508528 in words is "eighty-two million, five hundred eight thousand, five hundred twenty-eight".

Divisors: 1 2 4 8 16 5156783 10313566 20627132 41254264 82508528