Base | Representation |
---|---|
bin | 11010011101110… |
… | …10011001100111 |
3 | 120110202102121212 |
4 | 31032322121213 |
5 | 423313404111 |
6 | 34010302035 |
7 | 5334036212 |
oct | 1516723147 |
9 | 513672555 |
10 | 222013031 |
11 | 104358749 |
12 | 6242791b |
13 | 36cc3a76 |
14 | 216b2779 |
15 | 1475698b |
hex | d3ba667 |
222013031 has 2 divisors, whose sum is σ = 222013032. Its totient is φ = 222013030.
The previous prime is 222013027. The next prime is 222013039. The reversal of 222013031 is 130310222.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 222013031 - 22 = 222013027 is a prime.
It is a super-2 number, since 2×2220130312 = 98579571867613922, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 222012997 and 222013015.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (222013039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111006515 + 111006516.
It is an arithmetic number, because the mean of its divisors is an integer number (111006516).
Almost surely, 2222013031 is an apocalyptic number.
222013031 is a deficient number, since it is larger than the sum of its proper divisors (1).
222013031 is an equidigital number, since it uses as much as digits as its factorization.
222013031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 222013031 is about 14900.1017110622. The cubic root of 222013031 is about 605.5167417681.
Adding to 222013031 its reverse (130310222), we get a palindrome (352323253).
It can be divided in two parts, 2220 and 13031, that added together give a palindrome (15251).
The spelling of 222013031 in words is "two hundred twenty-two million, thirteen thousand, thirty-one".
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