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304066434 = 23735320509
BaseRepresentation
bin10010000111111…
…010111110000010
3210012011011201210
4102013322332002
51110320111214
650101110550
710351344030
oct2207727602
9705134653
10304066434
11146701681
12859b8456
134acc2989
142c551550
151ba63b59
hex121faf82

304066434 has 32 divisors (see below), whose sum is σ = 697011840. Its totient is φ = 86625792.

The previous prime is 304066409. The next prime is 304066439. The reversal of 304066434 is 434660403.

It is not an unprimeable number, because it can be changed into a prime (304066439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4572 + ... + 25080.

It is an arithmetic number, because the mean of its divisors is an integer number (21781620).

Almost surely, 2304066434 is an apocalyptic number.

304066434 is an abundant number, since it is smaller than the sum of its proper divisors (392945406).

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

304066434 is a wasteful number, since it uses less digits than its factorization.

304066434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20874.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 304066434 is about 17437.5007956989. The cubic root of 304066434 is about 672.4440579401. Note that the first 3 decimals are identical.

The spelling of 304066434 in words is "three hundred four million, sixty-six thousand, four hundred thirty-four".

Divisors: 1 2 3 6 7 14 21 42 353 706 1059 2118 2471 4942 7413 14826 20509 41018 61527 123054 143563 287126 430689 861378 7239677 14479354 21719031 43438062 50677739 101355478 152033217 304066434