Base | Representation |
---|---|
bin | 11010100101100… |
… | …10110011100101 |
3 | 120112200010022221 |
4 | 31102302303211 |
5 | 424043434001 |
6 | 34044152341 |
7 | 5345504461 |
oct | 1522626345 |
9 | 515603287 |
10 | 223030501 |
11 | 104993131 |
12 | 628386b1 |
13 | 3728bc15 |
14 | 218994a1 |
15 | 148a81a1 |
hex | d4b2ce5 |
223030501 has 8 divisors (see below), whose sum is σ = 225185400. Its totient is φ = 220884672.
The previous prime is 223030477. The next prime is 223030541. The reversal of 223030501 is 105030322.
It can be written as a sum of positive squares in 4 ways, for example, as 31069476 + 191961025 = 5574^2 + 13855^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 223030501 - 25 = 223030469 is a prime.
It is a super-2 number, since 2×2230305012 = 99485208752622002, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223030541) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53571 + ... + 57583.
It is an arithmetic number, because the mean of its divisors is an integer number (28148175).
Almost surely, 2223030501 is an apocalyptic number.
It is an amenable number.
223030501 is a deficient number, since it is larger than the sum of its proper divisors (2154899).
223030501 is a wasteful number, since it uses less digits than its factorization.
223030501 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4535.
The product of its (nonzero) digits is 180, while the sum is 16.
The square root of 223030501 is about 14934.2057371659. The cubic root of 223030501 is about 606.4403457146.
Adding to 223030501 its reverse (105030322), we get a palindrome (328060823).
The spelling of 223030501 in words is "two hundred twenty-three million, thirty thousand, five hundred one".
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