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82080522 = 23217268237
BaseRepresentation
bin1001110010001…
…11001100001010
312201110010022100
410321013030022
5132003034042
612051134230
72014446546
oct471071412
9181403270
1082080522
1142372347
12235a4376
131400b374
14ac88a26
15731524c
hex4e4730a

82080522 has 24 divisors (see below), whose sum is σ = 188303076. Its totient is φ = 25750656.

The previous prime is 82080497. The next prime is 82080547. The reversal of 82080522 is 22508028.

It is an interprime number because it is at equal distance from previous prime (82080497) and next prime (82080547).

It can be written as a sum of positive squares in 2 ways, for example, as 79227801 + 2852721 = 8901^2 + 1689^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133813 + ... + 134424.

Almost surely, 282080522 is an apocalyptic number.

82080522 is an abundant number, since it is smaller than the sum of its proper divisors (106222554).

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

82080522 is a wasteful number, since it uses less digits than its factorization.

82080522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268262 (or 268259 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 82080522 is about 9059.8301308579. The cubic root of 82080522 is about 434.5903078832.

The spelling of 82080522 in words is "eighty-two million, eighty thousand, five hundred twenty-two".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 268237 536474 804711 1609422 2414133 4560029 4828266 9120058 13680087 27360174 41040261 82080522