Base | Representation |
---|---|
bin | 1001000101010111110… |
… | …10111110100110011011 |
3 | 1002211122022121221100212 |
4 | 10202223322332212123 |
5 | 20103211213310021 |
6 | 355215321521335 |
7 | 31356450211400 |
oct | 4425372764633 |
9 | 1084568557325 |
10 | 312122010011 |
11 | 110408812899 |
12 | 505a904324b |
13 | 235823421b6 |
14 | 1116d0402a7 |
15 | 81bb9d085b |
hex | 48abebe99b |
312122010011 has 12 divisors (see below), whose sum is σ = 366411727440. Its totient is φ = 265078714320.
The previous prime is 312122009957. The next prime is 312122010019. The reversal of 312122010011 is 110010221213.
It is not a de Polignac number, because 312122010011 - 210 = 312122008987 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (312122010019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29214095 + ... + 29224776.
It is an arithmetic number, because the mean of its divisors is an integer number (30534310620).
Almost surely, 2312122010011 is an apocalyptic number.
312122010011 is a deficient number, since it is larger than the sum of its proper divisors (54289717429).
312122010011 is a wasteful number, since it uses less digits than its factorization.
312122010011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58438994 (or 58438987 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 312122010011 its reverse (110010221213), we get a palindrome (422132231224).
The spelling of 312122010011 in words is "three hundred twelve billion, one hundred twenty-two million, ten thousand, eleven".
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