Base | Representation |
---|---|
bin | 1001000111001101101… |
… | …00101010101010010111 |
3 | 1002221012012002202120202 |
4 | 10203212310222222113 |
5 | 20112222203224343 |
6 | 355501342251115 |
7 | 31423106611445 |
oct | 4434664525227 |
9 | 1087165082522 |
10 | 313110211223 |
11 | 110875608007 |
12 | 50823b86a9b |
13 | 236abcaab44 |
14 | 11224399b95 |
15 | 8228630db8 |
hex | 48e6d2aa97 |
313110211223 has 4 divisors (see below), whose sum is σ = 331528458960. Its totient is φ = 294691963488.
The previous prime is 313110211207. The next prime is 313110211237. The reversal of 313110211223 is 322112011313.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 313110211223 - 24 = 313110211207 is a prime.
It is a super-2 number, since 2×3131102112232 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 313110211195 and 313110211204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313110201223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9209123843 + ... + 9209123876.
It is an arithmetic number, because the mean of its divisors is an integer number (82882114740).
Almost surely, 2313110211223 is an apocalyptic number.
313110211223 is a deficient number, since it is larger than the sum of its proper divisors (18418247737).
313110211223 is a wasteful number, since it uses less digits than its factorization.
313110211223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18418247736.
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 313110211223 its reverse (322112011313), we get a palindrome (635222222536).
The spelling of 313110211223 in words is "three hundred thirteen billion, one hundred ten million, two hundred eleven thousand, two hundred twenty-three".
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