Base | Representation |
---|---|
bin | 11010100110010… |
… | …11001011101000 |
3 | 120112212012021211 |
4 | 31103023023220 |
5 | 424110132334 |
6 | 34050242504 |
7 | 5346401533 |
oct | 1523131350 |
9 | 515765254 |
10 | 223130344 |
11 | 104a51148 |
12 | 62886434 |
13 | 372c54b8 |
14 | 218c3a1a |
15 | 148c7a64 |
hex | d4cb2e8 |
223130344 has 8 divisors (see below), whose sum is σ = 418369410. Its totient is φ = 111565168.
The previous prime is 223130329. The next prime is 223130377. The reversal of 223130344 is 443031322.
It is a happy number.
223130344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 140138244 + 82992100 = 11838^2 + 9110^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-3 number, since 3×2231303443 (a number of 26 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13945639 + ... + 13945654.
Almost surely, 2223130344 is an apocalyptic number.
It is an amenable number.
223130344 is a deficient number, since it is larger than the sum of its proper divisors (195239066).
223130344 is a wasteful number, since it uses less digits than its factorization.
223130344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27891299 (or 27891295 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
The square root of 223130344 is about 14937.5481254455. The cubic root of 223130344 is about 606.5308262994.
Adding to 223130344 its reverse (443031322), we get a palindrome (666161666).
The spelling of 223130344 in words is "two hundred twenty-three million, one hundred thirty thousand, three hundred forty-four".
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