Base | Representation |
---|---|
bin | 11010100110001… |
… | …10110111010001 |
3 | 120112211022000202 |
4 | 31103012313101 |
5 | 424104101112 |
6 | 34050024545 |
7 | 5346266135 |
oct | 1523066721 |
9 | 515738022 |
10 | 223112657 |
11 | 104a39929 |
12 | 62878155 |
13 | 372ba431 |
14 | 218bb3c5 |
15 | 148c26c2 |
hex | d4c6dd1 |
223112657 has 2 divisors, whose sum is σ = 223112658. Its totient is φ = 223112656.
The previous prime is 223112651. The next prime is 223112663. The reversal of 223112657 is 756211322.
It is a happy number.
It is a balanced prime because it is at equal distance from previous prime (223112651) and next prime (223112663).
It can be written as a sum of positive squares in only one way, i.e., 223084096 + 28561 = 14936^2 + 169^2 .
It is a cyclic number.
It is not a de Polignac number, because 223112657 - 28 = 223112401 is a prime.
It is a super-3 number, since 3×2231126573 (a number of 26 digits) contains 333 as substring.
It is not a weakly prime, because it can be changed into another prime (223112651) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111556328 + 111556329.
It is an arithmetic number, because the mean of its divisors is an integer number (111556329).
Almost surely, 2223112657 is an apocalyptic number.
It is an amenable number.
223112657 is a deficient number, since it is larger than the sum of its proper divisors (1).
223112657 is an equidigital number, since it uses as much as digits as its factorization.
223112657 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 5040, while the sum is 29.
The square root of 223112657 is about 14936.9560821474. The cubic root of 223112657 is about 606.5147998012.
Adding to 223112657 its reverse (756211322), we get a palindrome (979323979).
The spelling of 223112657 in words is "two hundred twenty-three million, one hundred twelve thousand, six hundred fifty-seven".
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