Base | Representation |
---|---|
bin | 11010100101100… |
… | …10111111001001 |
3 | 120112200011100100 |
4 | 31102302333021 |
5 | 424043444431 |
6 | 34044200013 |
7 | 5345506566 |
oct | 1522627711 |
9 | 515604310 |
10 | 223031241 |
11 | 104993744 |
12 | 62839009 |
13 | 3728c364 |
14 | 2189986d |
15 | 148a84e6 |
hex | d4b2fc9 |
223031241 has 24 divisors (see below), whose sum is σ = 327075840. Its totient is φ = 146431296.
The previous prime is 223031233. The next prime is 223031251. The reversal of 223031241 is 142130322.
It is not a de Polignac number, because 223031241 - 23 = 223031233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (223031201) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306420 + ... + 307146.
It is an arithmetic number, because the mean of its divisors is an integer number (13628160).
Almost surely, 2223031241 is an apocalyptic number.
It is an amenable number.
223031241 is a deficient number, since it is larger than the sum of its proper divisors (104044599).
223031241 is a wasteful number, since it uses less digits than its factorization.
223031241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1205 (or 1202 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 223031241 is about 14934.2305124837. The cubic root of 223031241 is about 606.4410164231.
Adding to 223031241 its reverse (142130322), we get a palindrome (365161563).
The spelling of 223031241 in words is "two hundred twenty-three million, thirty-one thousand, two hundred forty-one".
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