Base | Representation |
---|---|
bin | 11010100111000… |
… | …01010110001010 |
3 | 120120000210211021 |
4 | 31103201112022 |
5 | 424121034010 |
6 | 34052223054 |
7 | 5350230316 |
oct | 1523412612 |
9 | 516023737 |
10 | 223221130 |
11 | 105003380 |
12 | 6290aa8a |
13 | 37327912 |
14 | 21908b46 |
15 | 148e48da |
hex | d4e158a |
223221130 has 16 divisors (see below), whose sum is σ = 438325344. Its totient is φ = 81171280.
The previous prime is 223221109. The next prime is 223221133. The reversal of 223221130 is 31122322.
It is a super-3 number, since 3×2232211303 (a number of 26 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (223221133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1014532 + ... + 1014751.
It is an arithmetic number, because the mean of its divisors is an integer number (27395334).
Almost surely, 2223221130 is an apocalyptic number.
223221130 is a deficient number, since it is larger than the sum of its proper divisors (215104214).
223221130 is a wasteful number, since it uses less digits than its factorization.
223221130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2029301.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 223221130 is about 14940.5866685348. The cubic root of 223221130 is about 606.6130757448.
Adding to 223221130 its reverse (31122322), we get a palindrome (254343452).
The spelling of 223221130 in words is "two hundred twenty-three million, two hundred twenty-one thousand, one hundred thirty".
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