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230650306 = 21033111641
BaseRepresentation
bin11011011111101…
…11000111000010
3121002000020201221
431233313013002
5433021302211
634515345254
75500331605
oct1557670702
9532006657
10230650306
11109217a97
12652b222a
1338a29293
14228c033c
15153b0c71
hexdbf71c2

230650306 has 8 divisors (see below), whose sum is σ = 346313484. Its totient is φ = 115212480.

The previous prime is 230650283. The next prime is 230650309. The reversal of 230650306 is 603056032.

It can be written as a sum of positive squares in 2 ways, for example, as 220671025 + 9979281 = 14855^2 + 3159^2 .

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

It is not an unprimeable number, because it can be changed into a prime (230650309) 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 3 ways as a sum of consecutive naturals, for example, 53755 + ... + 57886.

Almost surely, 2230650306 is an apocalyptic number.

230650306 is a deficient number, since it is larger than the sum of its proper divisors (115663178).

230650306 is a wasteful number, since it uses less digits than its factorization.

230650306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112676.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 230650306 is about 15187.1757084719. The cubic root of 230650306 is about 613.2694700229.

The spelling of 230650306 in words is "two hundred thirty million, six hundred fifty thousand, three hundred six".

Divisors: 1 2 1033 2066 111641 223282 115325153 230650306