Base | Representation |
---|---|
bin | 1100010111011001101… |
… | …0011010101011011101 |
3 | 202022100022101220000220 |
4 | 3011312122122223131 |
5 | 11440034122042023 |
6 | 241332115111553 |
7 | 21230314331514 |
oct | 3056632325335 |
9 | 668308356026 |
10 | 212440034013 |
11 | 82105951949 |
12 | 352098a25b9 |
13 | 170576a144c |
14 | a3d432567b |
15 | 57d56653e3 |
hex | 317669aadd |
212440034013 has 32 divisors (see below), whose sum is σ = 312330028032. Its totient is φ = 127854182400.
The previous prime is 212440034011. The next prime is 212440034021. The reversal of 212440034013 is 310430044212.
It is not a de Polignac number, because 212440034013 - 21 = 212440034011 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212440034011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 415908 + ... + 773213.
It is an arithmetic number, because the mean of its divisors is an integer number (9760313376).
Almost surely, 2212440034013 is an apocalyptic number.
It is an amenable number.
212440034013 is a deficient number, since it is larger than the sum of its proper divisors (99889994019).
212440034013 is a wasteful number, since it uses less digits than its factorization.
212440034013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1189285.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 212440034013 its reverse (310430044212), we get a palindrome (522870078225).
The spelling of 212440034013 in words is "two hundred twelve billion, four hundred forty million, thirty-four thousand, thirteen".
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