Base | Representation |
---|---|
bin | 1001000001110110010… |
… | …10011000000100110111 |
3 | 1002122202110220002212022 |
4 | 10200323022120010313 |
5 | 20040322414033421 |
6 | 354303502143355 |
7 | 31261536241016 |
oct | 4407312300467 |
9 | 1078673802768 |
10 | 310230221111 |
11 | 10a627965898 |
12 | 5015b581b5b |
13 | 23340424b95 |
14 | 1102dab2a7d |
15 | 810a8957ab |
hex | 483b298137 |
310230221111 has 2 divisors, whose sum is σ = 310230221112. Its totient is φ = 310230221110.
The previous prime is 310230221089. The next prime is 310230221117. The reversal of 310230221111 is 111122032013.
It is a strong prime.
It is an emirp because it is prime and its reverse (111122032013) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 310230221111 - 214 = 310230204727 is a prime.
It is a super-4 number, since 4×3102302211114 (a number of 47 digits) contains 4444 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 310230221111.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (310230221117) 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, 155115110555 + 155115110556.
It is an arithmetic number, because the mean of its divisors is an integer number (155115110556).
Almost surely, 2310230221111 is an apocalyptic number.
310230221111 is a deficient number, since it is larger than the sum of its proper divisors (1).
310230221111 is an equidigital number, since it uses as much as digits as its factorization.
310230221111 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 17.
Adding to 310230221111 its reverse (111122032013), we get a palindrome (421352253124).
The spelling of 310230221111 in words is "three hundred ten billion, two hundred thirty million, two hundred twenty-one thousand, one hundred eleven".
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