Base | Representation |
---|---|
bin | 110000000000101101… |
… | …1001010010001110111 |
3 | 100212010102200210002022 |
4 | 1200001123022101313 |
5 | 3142123344043221 |
6 | 115210453303355 |
7 | 10306663665113 |
oct | 1400133122167 |
9 | 325112623068 |
10 | 103103112311 |
11 | 3a7a9023331 |
12 | 17b95034b5b |
13 | 9951687284 |
14 | 4dc1228743 |
15 | 2a3689a4ab |
hex | 18016ca477 |
103103112311 has 12 divisors (see below), whose sum is σ = 105997954608. Its totient is φ = 100285342272.
The previous prime is 103103112289. The next prime is 103103112313. The reversal of 103103112311 is 113211301301.
It is not a de Polignac number, because 103103112311 - 234 = 85923243127 is a prime.
It is a super-3 number, since 3×1031031123113 (a number of 34 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 103103112311.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103103112313) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5256755 + ... + 5276331.
It is an arithmetic number, because the mean of its divisors is an integer number (8833162884).
Almost surely, 2103103112311 is an apocalyptic number.
103103112311 is a deficient number, since it is larger than the sum of its proper divisors (2894842297).
103103112311 is an equidigital number, since it uses as much as digits as its factorization.
103103112311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23498 (or 23461 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 17.
Adding to 103103112311 its reverse (113211301301), we get a palindrome (216314413612).
The spelling of 103103112311 in words is "one hundred three billion, one hundred three million, one hundred twelve thousand, three hundred eleven".
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