Base | Representation |
---|---|
bin | 1001000111001111000… |
… | …10110101001110100011 |
3 | 1002221020000212121021021 |
4 | 10203213202311032203 |
5 | 20112233303004443 |
6 | 355502453510311 |
7 | 31423314514114 |
oct | 4434742651643 |
9 | 1087200777237 |
10 | 313122313123 |
11 | 110881423384 |
12 | 50828042397 |
13 | 236b1657329 |
14 | 11225c2a20b |
15 | 82297219ed |
hex | 48e78b53a3 |
313122313123 has 2 divisors, whose sum is σ = 313122313124. Its totient is φ = 313122313122.
The previous prime is 313122313121. The next prime is 313122313129. The reversal of 313122313123 is 321313221313.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 313122313123 - 21 = 313122313121 is a prime.
Together with 313122313121, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (313122313121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156561156561 + 156561156562.
It is an arithmetic number, because the mean of its divisors is an integer number (156561156562).
Almost surely, 2313122313123 is an apocalyptic number.
313122313123 is a deficient number, since it is larger than the sum of its proper divisors (1).
313122313123 is an equidigital number, since it uses as much as digits as its factorization.
313122313123 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1944, while the sum is 25.
Adding to 313122313123 its reverse (321313221313), we get a palindrome (634435534436).
The spelling of 313122313123 in words is "three hundred thirteen billion, one hundred twenty-two million, three hundred thirteen thousand, one hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •