Base | Representation |
---|---|
bin | 111110111100011… |
… | …1000010111010011 |
3 | 12110012012220200000 |
4 | 1331320320113103 |
5 | 13311142003211 |
6 | 545324501043 |
7 | 103224144606 |
oct | 17570702723 |
9 | 5405186600 |
10 | 2112062931 |
11 | 994228160 |
12 | 4ab3aa783 |
13 | 2787526a4 |
14 | 16070a33d |
15 | c564b656 |
hex | 7de385d3 |
2112062931 has 48 divisors (see below), whose sum is σ = 3475180800. Its totient is φ = 1271207520.
The previous prime is 2112062899. The next prime is 2112062977. The reversal of 2112062931 is 1392602112.
2112062931 is a `hidden beast` number, since 2 + 1 + 1 + 2 + 0 + 629 + 31 = 666.
It is not a de Polignac number, because 2112062931 - 25 = 2112062899 is a prime.
It is a super-2 number, since 2×21120629312 = 8921619649008621522, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 2112062895 and 2112062904.
It is not an unprimeable number, because it can be changed into a prime (2112062131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 395626 + ... + 400928.
It is an arithmetic number, because the mean of its divisors is an integer number (72399600).
Almost surely, 22112062931 is an apocalyptic number.
2112062931 is a deficient number, since it is larger than the sum of its proper divisors (1363117869).
2112062931 is a wasteful number, since it uses less digits than its factorization.
2112062931 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5478 (or 5466 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 2112062931 is about 45957.1858472644. The cubic root of 2112062931 is about 1283.0264751384.
The spelling of 2112062931 in words is "two billion, one hundred twelve million, sixty-two thousand, nine hundred thirty-one".
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