Base | Representation |
---|---|
bin | 1100111111100011110… |
… | …1100100010100101110 |
3 | 210100011121020010211010 |
4 | 3033320331210110232 |
5 | 12124123334034410 |
6 | 250313532010050 |
7 | 22061414400666 |
oct | 3177075442456 |
9 | 710147203733 |
10 | 223220221230 |
11 | 86737aa5086 |
12 | 37318000926 |
13 | 18084bc5656 |
14 | ab37d371a6 |
15 | 5c16c84c20 |
hex | 33f8f6452e |
223220221230 has 64 divisors (see below), whose sum is σ = 562450936320. Its totient is φ = 56587994496.
The previous prime is 223220221171. The next prime is 223220221247. The reversal of 223220221230 is 32122022322.
It is a super-3 number, since 3×2232202212303 (a number of 35 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 223220221197 and 223220221206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 879885 + ... + 1104824.
It is an arithmetic number, because the mean of its divisors is an integer number (8788295880).
Almost surely, 2223220221230 is an apocalyptic number.
223220221230 is an abundant number, since it is smaller than the sum of its proper divisors (339230715090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223220221230 is a wasteful number, since it uses less digits than its factorization.
223220221230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1984905.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 223220221230 its reverse (32122022322), we get a palindrome (255342243552).
The spelling of 223220221230 in words is "two hundred twenty-three billion, two hundred twenty million, two hundred twenty-one thousand, two hundred thirty".
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