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82986282 = 2341730133
BaseRepresentation
bin1001111001001…
…00010100101010
312210011010210000
410330210110222
5132221030112
612122403430
72025241341
oct474442452
9183133700
1082986282
1142930905
1223960576
1314267712
14b042b58
1574437dc
hex4f2452a

82986282 has 40 divisors (see below), whose sum is σ = 196895556. Its totient is φ = 26034048.

The previous prime is 82986269. The next prime is 82986361. The reversal of 82986282 is 28268928.

It can be written as a sum of positive squares in 2 ways, for example, as 82791801 + 194481 = 9099^2 + 441^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12313 + ... + 17820.

Almost surely, 282986282 is an apocalyptic number.

82986282 is an abundant number, since it is smaller than the sum of its proper divisors (113909274).

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

82986282 is a wasteful number, since it uses less digits than its factorization.

82986282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30164 (or 30155 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The square root of 82986282 is about 9109.6806749743. The cubic root of 82986282 is about 436.1830341405.

The spelling of 82986282 in words is "eighty-two million, nine hundred eighty-six thousand, two hundred eighty-two".

Divisors: 1 2 3 6 9 17 18 27 34 51 54 81 102 153 162 306 459 918 1377 2754 30133 60266 90399 180798 271197 512261 542394 813591 1024522 1536783 1627182 2440773 3073566 4610349 4881546 9220698 13831047 27662094 41493141 82986282