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82331084 = 22112278243
BaseRepresentation
bin1001110100001…
…00010111001100
312201220212000102
410322010113030
5132034043314
612100350232
72016542213
oct472042714
9181825012
1082331084
1142523620
12236a5378
1314098424
14ad1207a
1573645de
hex4e845cc

82331084 has 24 divisors (see below), whose sum is σ = 157889088. Its totient is φ = 37253840.

The previous prime is 82331083. The next prime is 82331113. The reversal of 82331084 is 48013328.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (82331083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5867 + ... + 14109.

It is an arithmetic number, because the mean of its divisors is an integer number (6578712).

Almost surely, 282331084 is an apocalyptic number.

It is an amenable number.

82331084 is a deficient number, since it is larger than the sum of its proper divisors (75558004).

82331084 is a wasteful number, since it uses less digits than its factorization.

82331084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8485 (or 8483 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 82331084 is about 9073.6477780438. The cubic root of 82331084 is about 435.0320740872.

The spelling of 82331084 in words is "eighty-two million, three hundred thirty-one thousand, eighty-four".

Divisors: 1 2 4 11 22 44 227 454 908 2497 4994 8243 9988 16486 32972 90673 181346 362692 1871161 3742322 7484644 20582771 41165542 82331084