Base | Representation |
---|---|
bin | 1001000101101110011… |
… | …11110110011101111111 |
3 | 1002212010120012000022002 |
4 | 10202313033312131333 |
5 | 20104103334443403 |
6 | 355250230412515 |
7 | 31364245314632 |
oct | 4426717663577 |
9 | 1085116160262 |
10 | 312312031103 |
11 | 1104a5aaa516 |
12 | 5064080113b |
13 | 235b2814407 |
14 | 1118a385c19 |
15 | 81cd518188 |
hex | 48b73f677f |
312312031103 has 16 divisors (see below), whose sum is σ = 329009091840. Its totient is φ = 295876063296.
The previous prime is 312312031093. The next prime is 312312031111. The reversal of 312312031103 is 301130213213.
It is a cyclic number.
It is not a de Polignac number, because 312312031103 - 28 = 312312030847 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312312031123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13989476 + ... + 14011782.
It is an arithmetic number, because the mean of its divisors is an integer number (20563068240).
Almost surely, 2312312031103 is an apocalyptic number.
312312031103 is a deficient number, since it is larger than the sum of its proper divisors (16697060737).
312312031103 is a wasteful number, since it uses less digits than its factorization.
312312031103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28126.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 312312031103 its reverse (301130213213), we get a palindrome (613442244316).
The spelling of 312312031103 in words is "three hundred twelve billion, three hundred twelve million, thirty-one thousand, one hundred three".
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