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290522335 = 537242443
BaseRepresentation
bin10001010100010…
…000010011011111
3202020200001201111
4101110100103133
51043333203320
644454522451
710125253615
oct2124202337
9666601644
10290522335
11139aa0804
1281366427
134825cc0c
142a8276b5
151a78aa5a
hex115104df

290522335 has 12 divisors (see below), whose sum is σ = 358312248. Its totient is φ = 226130976.

The previous prime is 290522329. The next prime is 290522363. The reversal of 290522335 is 533225092.

It is not a de Polignac number, because 290522335 - 25 = 290522303 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 290522297 and 290522306.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 14377 + ... + 28066.

It is an arithmetic number, because the mean of its divisors is an integer number (29859354).

Almost surely, 2290522335 is an apocalyptic number.

290522335 is a deficient number, since it is larger than the sum of its proper divisors (67789913).

290522335 is an equidigital number, since it uses as much as digits as its factorization.

290522335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42522 (or 42485 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 290522335 is about 17044.7157500499. The cubic root of 290522335 is about 662.3077576778.

The spelling of 290522335 in words is "two hundred ninety million, five hundred twenty-two thousand, three hundred thirty-five".

Divisors: 1 5 37 185 1369 6845 42443 212215 1570391 7851955 58104467 290522335