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304075227 = 3677149717
BaseRepresentation
bin10010000111111…
…101000111011011
3210012011121210110
4102013331013123
51110320401402
650101215403
710351411461
oct2207750733
9705147713
10304075227
11146708245
1285a01563
134acc6991
142c554831
151ba6656c
hex121fd1db

304075227 has 8 divisors (see below), whose sum is σ = 406035216. Its totient is φ = 202416032.

The previous prime is 304075217. The next prime is 304075253. The reversal of 304075227 is 722570403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-304075227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 304075194 and 304075203.

It is not an unprimeable number, because it can be changed into a prime (304075207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72828 + ... + 76889.

It is an arithmetic number, because the mean of its divisors is an integer number (50754402).

Almost surely, 2304075227 is an apocalyptic number.

304075227 is a deficient number, since it is larger than the sum of its proper divisors (101959989).

304075227 is a wasteful number, since it uses less digits than its factorization.

304075227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150397.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 304075227 is about 17437.7529228969. The cubic root of 304075227 is about 672.4505397951.

The spelling of 304075227 in words is "three hundred four million, seventy-five thousand, two hundred twenty-seven".

Divisors: 1 3 677 2031 149717 449151 101358409 304075227