Base | Representation |
---|---|
bin | 10010101000001101… |
… | …100101010100100100 |
3 | 1220121222021222202202 |
4 | 102220031211110210 |
5 | 311431003032322 |
6 | 13104440154032 |
7 | 1305445133153 |
oct | 225015452444 |
9 | 56558258682 |
10 | 20002002212 |
11 | 8534677345 |
12 | 3a62768918 |
13 | 1b69c2908a |
14 | d7a68759a |
15 | 7c1014292 |
hex | 4a8365524 |
20002002212 has 6 divisors (see below), whose sum is σ = 35003503878. Its totient is φ = 10001001104.
The previous prime is 20002002203. The next prime is 20002002253. The reversal of 20002002212 is 21220020002.
It can be written as a sum of positive squares in only one way, i.e., 16916644096 + 3085358116 = 130064^2 + 55546^2 .
It is a junction number, because it is equal to n+sod(n) for n = 20002002193 and 20002002202.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500250273 + ... + 2500250280.
It is an arithmetic number, because the mean of its divisors is an integer number (5833917313).
Almost surely, 220002002212 is an apocalyptic number.
It is an amenable number.
20002002212 is a deficient number, since it is larger than the sum of its proper divisors (15001501666).
20002002212 is a wasteful number, since it uses less digits than its factorization.
20002002212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5000500557 (or 5000500555 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 11.
Adding to 20002002212 its reverse (21220020002), we get a palindrome (41222022214).
The spelling of 20002002212 in words is "twenty billion, two million, two thousand, two hundred twelve".
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