Base | Representation |
---|---|
bin | 1101011010011010111… |
… | …1000010100001110010 |
3 | 211000210002212010111220 |
4 | 3112212233002201302 |
5 | 12233410214200131 |
6 | 253505223445510 |
7 | 22435166626056 |
oct | 3264657024162 |
9 | 730702763456 |
10 | 230430615666 |
11 | 897a8091149 |
12 | 387aa8b6896 |
13 | 18963984b34 |
14 | b21d7bdc66 |
15 | 5ed9cace96 |
hex | 35a6bc2872 |
230430615666 has 32 divisors (see below), whose sum is σ = 488098260288. Its totient is φ = 72273062400.
The previous prime is 230430615647. The next prime is 230430615691. The reversal of 230430615666 is 666516034032.
It is a happy number.
230430615666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2304306156663 (a number of 35 digits) contains 333 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99486 + ... + 686118.
It is an arithmetic number, because the mean of its divisors is an integer number (15253070634).
Almost surely, 2230430615666 is an apocalyptic number.
230430615666 is an abundant number, since it is smaller than the sum of its proper divisors (257667644622).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230430615666 is a wasteful number, since it uses less digits than its factorization.
230430615666 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 590506.
The product of its (nonzero) digits is 466560, while the sum is 42.
Adding to 230430615666 its reverse (666516034032), we get a palindrome (896946649698).
The spelling of 230430615666 in words is "two hundred thirty billion, four hundred thirty million, six hundred fifteen thousand, six hundred sixty-six".
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