Base | Representation |
---|---|
bin | 11010100110011… |
… | …10100110100001 |
3 | 120112212220111200 |
4 | 31103032212201 |
5 | 424111104403 |
6 | 34050431413 |
7 | 5346460425 |
oct | 1523164641 |
9 | 515786450 |
10 | 223144353 |
11 | 104a60723 |
12 | 62892569 |
13 | 372cb9a3 |
14 | 218c8b85 |
15 | 148cbca3 |
hex | d4ce9a1 |
223144353 has 6 divisors (see below), whose sum is σ = 322319634. Its totient is φ = 148762896.
The previous prime is 223144351. The next prime is 223144387. The reversal of 223144353 is 353441322.
223144353 is a `hidden beast` number, since 223 + 1 + 4 + 435 + 3 = 666.
223144353 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., 205979904 + 17164449 = 14352^2 + 4143^2 .
It is not a de Polignac number, because 223144353 - 21 = 223144351 is a prime.
It is a super-3 number, since 3×2231443533 (a number of 26 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (223144351) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12396900 + ... + 12396917.
It is an arithmetic number, because the mean of its divisors is an integer number (53719939).
Almost surely, 2223144353 is an apocalyptic number.
It is an amenable number.
223144353 is a deficient number, since it is larger than the sum of its proper divisors (99175281).
223144353 is a wasteful number, since it uses less digits than its factorization.
223144353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24793823 (or 24793820 counting only the distinct ones).
The product of its digits is 8640, while the sum is 27.
The square root of 223144353 is about 14938.0170370769. The cubic root of 223144353 is about 606.5435194968.
Adding to 223144353 its reverse (353441322), we get a palindrome (576585675).
The spelling of 223144353 in words is "two hundred twenty-three million, one hundred forty-four thousand, three hundred fifty-three".
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