Base | Representation |
---|---|
bin | 11010100110111… |
… | …01100010011111 |
3 | 120120000000102200 |
4 | 31103131202133 |
5 | 424120034120 |
6 | 34052022543 |
7 | 5350134000 |
oct | 1523354237 |
9 | 516000380 |
10 | 223205535 |
11 | 104aa2693 |
12 | 62901a53 |
13 | 373207a7 |
14 | 219031a7 |
15 | 148dee90 |
hex | d4dd89f |
223205535 has 48 divisors (see below), whose sum is σ = 451214400. Its totient is φ = 102029760.
The previous prime is 223205471. The next prime is 223205617. The reversal of 223205535 is 535502322.
It is not a de Polignac number, because 223205535 - 26 = 223205471 is a prime.
It is a super-3 number, since 3×2232055353 (a number of 26 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 223205499 and 223205508.
It is a congruent number.
It is an unprimeable number.
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 in 47 ways as a sum of consecutive naturals, for example, 8205 + ... + 22665.
It is an arithmetic number, because the mean of its divisors is an integer number (9400300).
Almost surely, 2223205535 is an apocalyptic number.
223205535 is an abundant number, since it is smaller than the sum of its proper divisors (228008865).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223205535 is a wasteful number, since it uses less digits than its factorization.
223205535 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14493 (or 14476 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 27.
The square root of 223205535 is about 14940.0647588958. The cubic root of 223205535 is about 606.5989487202.
Adding to 223205535 its reverse (535502322), we get a palindrome (758707857).
The spelling of 223205535 in words is "two hundred twenty-three million, two hundred five thousand, five hundred thirty-five".
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