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230504566 = 2359321037
BaseRepresentation
bin11011011110100…
…11100001110110
3121001201211211011
431233103201312
5433002121231
634512302434
75466153655
oct1557234166
9531654734
10230504566
11109128546
1265241a1a
13389a7b46
142288319c
15153829b1
hexdbd3876

230504566 has 8 divisors (see below), whose sum is σ = 346721040. Its totient is φ = 114930888.

The previous prime is 230504531. The next prime is 230504611. The reversal of 230504566 is 665405032.

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

It is a congruent number.

It is an unprimeable number.

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, 159801 + ... + 161236.

It is an arithmetic number, because the mean of its divisors is an integer number (43340130).

Almost surely, 2230504566 is an apocalyptic number.

230504566 is a deficient number, since it is larger than the sum of its proper divisors (116216474).

230504566 is a wasteful number, since it uses less digits than its factorization.

230504566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321398.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 230504566 is about 15182.3768231460. The cubic root of 230504566 is about 613.1402748419.

Adding to 230504566 its reverse (665405032), we get a palindrome (895909598).

The spelling of 230504566 in words is "two hundred thirty million, five hundred four thousand, five hundred sixty-six".

Divisors: 1 2 359 718 321037 642074 115252283 230504566