Base | Representation |
---|---|
bin | 11010101001001… |
… | …10101101000110 |
3 | 120120120020112012 |
4 | 31110212231012 |
5 | 424204131342 |
6 | 34102254222 |
7 | 5352522503 |
oct | 1524465506 |
9 | 516506465 |
10 | 223505222 |
11 | 105187866 |
12 | 62a27372 |
13 | 373c7015 |
14 | 219804aa |
15 | 1494db82 |
hex | d526b46 |
223505222 has 16 divisors (see below), whose sum is σ = 359260272. Its totient is φ = 103910400.
The previous prime is 223505213. The next prime is 223505251. The reversal of 223505222 is 222505322.
It is a happy number.
223505222 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2235052222 = 99909168522538568, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36779 + ... + 42422.
It is an arithmetic number, because the mean of its divisors is an integer number (22453767).
Almost surely, 2223505222 is an apocalyptic number.
223505222 is a deficient number, since it is larger than the sum of its proper divisors (135755050).
223505222 is a wasteful number, since it uses less digits than its factorization.
223505222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79303.
The product of its (nonzero) digits is 2400, while the sum is 23.
The square root of 223505222 is about 14950.0910365121. The cubic root of 223505222 is about 606.8703107479.
It can be divided in two parts, 22350 and 5222, that added together give a palindrome (27572).
The spelling of 223505222 in words is "two hundred twenty-three million, five hundred five thousand, two hundred twenty-two".
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