Base | Representation |
---|---|
bin | 10010110100010001… |
… | …011101001110011011 |
3 | 1221011002001000211011 |
4 | 102310101131032123 |
5 | 312334303003334 |
6 | 13140505114351 |
7 | 1313453043433 |
oct | 226421351633 |
9 | 57132030734 |
10 | 20204344219 |
11 | 8628909944 |
12 | 3aba4889b7 |
13 | 1b9cb23387 |
14 | d994b92c3 |
15 | 7d3b82564 |
hex | 4b445d39b |
20204344219 has 2 divisors, whose sum is σ = 20204344220. Its totient is φ = 20204344218.
The previous prime is 20204344211. The next prime is 20204344249. The reversal of 20204344219 is 91244340202.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 20204344219 - 23 = 20204344211 is a prime.
It is a super-2 number, since 2×202043442192 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (20204344211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10102172109 + 10102172110.
It is an arithmetic number, because the mean of its divisors is an integer number (10102172110).
Almost surely, 220204344219 is an apocalyptic number.
20204344219 is a deficient number, since it is larger than the sum of its proper divisors (1).
20204344219 is an equidigital number, since it uses as much as digits as its factorization.
20204344219 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 13824, while the sum is 31.
The spelling of 20204344219 in words is "twenty billion, two hundred four million, three hundred forty-four thousand, two hundred nineteen".
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