Base | Representation |
---|---|
bin | 11011011011110… |
… | …01000101011001 |
3 | 121001001000122101 |
4 | 31231321011121 |
5 | 432403242410 |
6 | 34500323401 |
7 | 5463051625 |
oct | 1555710531 |
9 | 531030571 |
10 | 230134105 |
11 | 1089a5183 |
12 | 650a3561 |
13 | 388a8336 |
14 | 227c8185 |
15 | 1530cd3a |
hex | db79159 |
230134105 has 8 divisors (see below), whose sum is σ = 278605512. Its totient is φ = 182477568.
The previous prime is 230134103. The next prime is 230134123. The reversal of 230134105 is 501431032.
It can be written as a sum of positive squares in 4 ways, for example, as 944784 + 229189321 = 972^2 + 15139^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 230134105 - 21 = 230134103 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230134103) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203094 + ... + 204223.
It is an arithmetic number, because the mean of its divisors is an integer number (34825689).
Almost surely, 2230134105 is an apocalyptic number.
It is an amenable number.
230134105 is a deficient number, since it is larger than the sum of its proper divisors (48471407).
230134105 is a wasteful number, since it uses less digits than its factorization.
230134105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 407435.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 230134105 is about 15170.1715547320. The cubic root of 230134105 is about 612.8116242949.
Adding to 230134105 its reverse (501431032), we get a palindrome (731565137).
The spelling of 230134105 in words is "two hundred thirty million, one hundred thirty-four thousand, one hundred five".
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