Base | Representation |
---|---|
bin | 110100011000110010110111… |
… | …111011000100010010100100 |
3 | 1010012210020122020002111010201 |
4 | 310120302313323010102210 |
5 | 220144402413200404340 |
6 | 2134005205521000244 |
7 | 66350006030003134 |
oct | 6430626773042244 |
9 | 1105706566074121 |
10 | 230402311341220 |
11 | 674600871a3657 |
12 | 21a11617a83084 |
13 | 9b73ac9b52795 |
14 | 40c7762114ac4 |
15 | 1b9845d62379a |
hex | d18cb7ec44a4 |
230402311341220 has 24 divisors (see below), whose sum is σ = 483846913771704. Its totient is φ = 92160532164096.
The previous prime is 230402311341127. The next prime is 230402311341331. The reversal of 230402311341220 is 22143113204032.
It can be written as a sum of positive squares in 4 ways, for example, as 18510095056896 + 211892216284324 = 4302336^2 + 14556518^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19684927 + ... + 29125606.
It is an arithmetic number, because the mean of its divisors is an integer number (20160288073821).
Almost surely, 2230402311341220 is an apocalyptic number.
230402311341220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
230402311341220 is an abundant number, since it is smaller than the sum of its proper divisors (253444602430484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230402311341220 is a wasteful number, since it uses less digits than its factorization.
230402311341220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49046559 (or 49046557 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 230402311341220 its reverse (22143113204032), we get a palindrome (252545424545252).
The spelling of 230402311341220 in words is "two hundred thirty trillion, four hundred two billion, three hundred eleven million, three hundred forty-one thousand, two hundred twenty".
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