Base | Representation |
---|---|
bin | 11010100110001… |
… | …00100010010100 |
3 | 120112210210221200 |
4 | 31103010202110 |
5 | 424103244444 |
6 | 34045512500 |
7 | 5346226266 |
oct | 1523044224 |
9 | 515723850 |
10 | 223103124 |
11 | 104a32752 |
12 | 62872730 |
13 | 372b5caa |
14 | 218b7b36 |
15 | 148be969 |
hex | d4c4894 |
223103124 has 18 divisors (see below), whose sum is σ = 563955210. Its totient is φ = 74367696.
The previous prime is 223103117. The next prime is 223103137. The reversal of 223103124 is 421301322.
It can be written as a sum of positive squares in only one way, i.e., 198302724 + 24800400 = 14082^2 + 4980^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-3 number, since 3×2231031243 (a number of 26 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 223103097 and 223103106.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3098619 + ... + 3098690.
It is an arithmetic number, because the mean of its divisors is an integer number (31330845).
Almost surely, 2223103124 is an apocalyptic number.
It is an amenable number.
223103124 is an abundant number, since it is smaller than the sum of its proper divisors (340852086).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223103124 is a wasteful number, since it uses less digits than its factorization.
223103124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6197319 (or 6197314 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 223103124 is about 14936.6369708847. The cubic root of 223103124 is about 606.5061614328.
Adding to 223103124 its reverse (421301322), we get a palindrome (644404446).
The spelling of 223103124 in words is "two hundred twenty-three million, one hundred three thousand, one hundred twenty-four".
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