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290936082 = 23418314249
BaseRepresentation
bin10001010101110…
…101010100010010
3202021110002021110
4101111311110102
51043434423312
644511434150
710131626103
oct2125652422
9667402243
10290936082
1113a253648
1281525956
1348376338
142a8d43aa
151a81d43c
hex11575512

290936082 has 32 divisors (see below), whose sum is σ = 603288000. Its totient is φ = 93466880.

The previous prime is 290936071. The next prime is 290936089. The reversal of 290936082 is 280639092.

It is a self number, because there is not a number n which added to its sum of digits gives 290936082.

It is not an unprimeable number, because it can be changed into a prime (290936089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13294 + ... + 27542.

It is an arithmetic number, because the mean of its divisors is an integer number (18852750).

Almost surely, 2290936082 is an apocalyptic number.

290936082 is an abundant number, since it is smaller than the sum of its proper divisors (312351918).

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

290936082 is a wasteful number, since it uses less digits than its factorization.

290936082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14378.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 290936082 is about 17056.8485365849. The cubic root of 290936082 is about 662.6220167808.

The spelling of 290936082 in words is "two hundred ninety million, nine hundred thirty-six thousand, eighty-two".

Divisors: 1 2 3 6 41 82 83 123 166 246 249 498 3403 6806 10209 14249 20418 28498 42747 85494 584209 1168418 1182667 1752627 2365334 3505254 3548001 7096002 48489347 96978694 145468041 290936082