Base | Representation |
---|---|
bin | 11010100111010… |
… | …00111111100101 |
3 | 120120002101210101 |
4 | 31103220333211 |
5 | 424123034303 |
6 | 34053024101 |
7 | 5350420534 |
oct | 1523507745 |
9 | 516071711 |
10 | 223252453 |
11 | 105024966 |
12 | 62925031 |
13 | 37338c58 |
14 | 2191631b |
15 | 148edd1d |
hex | d4e8fe5 |
223252453 has 2 divisors, whose sum is σ = 223252454. Its totient is φ = 223252452.
The previous prime is 223252441. The next prime is 223252493. The reversal of 223252453 is 354252322.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 219691684 + 3560769 = 14822^2 + 1887^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-223252453 is a prime.
It is a super-3 number, since 3×2232524533 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (223252433) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111626226 + 111626227.
It is an arithmetic number, because the mean of its divisors is an integer number (111626227).
Almost surely, 2223252453 is an apocalyptic number.
It is an amenable number.
223252453 is a deficient number, since it is larger than the sum of its proper divisors (1).
223252453 is an equidigital number, since it uses as much as digits as its factorization.
223252453 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 14400, while the sum is 28.
The square root of 223252453 is about 14941.6348837736. The cubic root of 223252453 is about 606.6414482869.
The spelling of 223252453 in words is "two hundred twenty-three million, two hundred fifty-two thousand, four hundred fifty-three".
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