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82530596 = 2220632649
BaseRepresentation
bin1001110101101…
…01000100100100
312202021222200202
410322311010210
5132111434341
612104530032
72021332661
oct472650444
9182258622
1082530596
114264a505
1223780918
1314138195
14ad64a68
1573a379b
hex4eb5124

82530596 has 6 divisors (see below), whose sum is σ = 144428550. Its totient is φ = 41265296.

The previous prime is 82530583. The next prime is 82530599. The reversal of 82530596 is 69503528.

It can be written as a sum of positive squares in only one way, i.e., 78570496 + 3960100 = 8864^2 + 1990^2 .

It is a super-2 number, since 2×825305962 = 13622598552230432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82530599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10316321 + ... + 10316328.

It is an arithmetic number, because the mean of its divisors is an integer number (24071425).

Almost surely, 282530596 is an apocalyptic number.

It is an amenable number.

82530596 is a deficient number, since it is larger than the sum of its proper divisors (61897954).

82530596 is a wasteful number, since it uses less digits than its factorization.

82530596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20632653 (or 20632651 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 82530596 is about 9084.6351605334. The cubic root of 82530596 is about 435.3831934138.

The spelling of 82530596 in words is "eighty-two million, five hundred thirty thousand, five hundred ninety-six".

Divisors: 1 2 4 20632649 41265298 82530596