Base | Representation |
---|---|
bin | 11111111100000100110… |
… | …111101101001011010010 |
3 | 21202211012002020020000022 |
4 | 133330010313231023102 |
5 | 241424432330000312 |
6 | 4400140511223442 |
7 | 314366303120000 |
oct | 37740467551322 |
9 | 7684162206008 |
10 | 2194810000082 |
11 | 7768a5032257 |
12 | 2b5451517b82 |
13 | 12bc7b55c27b |
14 | 7832d571a70 |
15 | 3c15a9b9172 |
hex | 1ff04ded2d2 |
2194810000082 has 30 divisors (see below), whose sum is σ = 3840868625463. Its totient is φ = 940588859196.
The previous prime is 2194810000063. The next prime is 2194810000129. The reversal of 2194810000082 is 2800000184912.
It can be written as a sum of positive squares in only one way, i.e., 1097405000041 + 1097405000041 = 1047571^2 + 1047571^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=1047571.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2194809999997 and 2194810000051.
It is an unprimeable number.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 102651269 + ... + 102672647.
Almost surely, 22194810000082 is an apocalyptic number.
2194810000082 is a deficient number, since it is larger than the sum of its proper divisors (1646058625381).
2194810000082 is an frugal number, since it uses more digits than its factorization.
2194810000082 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42788 (or 21388 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 35.
Adding to 2194810000082 its reverse (2800000184912), we get a palindrome (4994810184994).
The spelling of 2194810000082 in words is "two trillion, one hundred ninety-four billion, eight hundred ten million, eighty-two", and thus it is an aban number.
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