Base | Representation |
---|---|
bin | 10100110010100100… |
… | …101111111111010111 |
3 | 2010121202021201021012 |
4 | 110302210233333113 |
5 | 331204233043111 |
6 | 14131042242435 |
7 | 1420123116521 |
oct | 246244577727 |
9 | 63552251235 |
10 | 22323331031 |
11 | 9515a36011 |
12 | 43b005641b |
13 | 2149b2b421 |
14 | 111aaa8a11 |
15 | 8a9bea48b |
hex | 53292ffd7 |
22323331031 has 2 divisors, whose sum is σ = 22323331032. Its totient is φ = 22323331030.
The previous prime is 22323331003. The next prime is 22323331033. The reversal of 22323331031 is 13013332322.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 22323331031 - 234 = 5143461847 is a prime.
It is a super-3 number, since 3×223233310313 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
Together with 22323331033, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 22323330988 and 22323331006.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22323331033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11161665515 + 11161665516.
It is an arithmetic number, because the mean of its divisors is an integer number (11161665516).
Almost surely, 222323331031 is an apocalyptic number.
22323331031 is a deficient number, since it is larger than the sum of its proper divisors (1).
22323331031 is an equidigital number, since it uses as much as digits as its factorization.
22323331031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 22323331031 its reverse (13013332322), we get a palindrome (35336663353).
The spelling of 22323331031 in words is "twenty-two billion, three hundred twenty-three million, three hundred thirty-one thousand, thirty-one".
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