Base | Representation |
---|---|
bin | 10001101001110011001… |
… | …011100110111001010011 |
3 | 11021222020221111200221100 |
4 | 101221303023212321103 |
5 | 124333423434401321 |
6 | 2325144013555443 |
7 | 153434035031313 |
oct | 21516313467123 |
9 | 4258227450840 |
10 | 1213113200211 |
11 | 428529859540 |
12 | 1771391a5b83 |
13 | 8a51c272583 |
14 | 42a01d1d443 |
15 | 2185104d326 |
hex | 11a732e6e53 |
1213113200211 has 24 divisors (see below), whose sum is σ = 2012181387840. Its totient is φ = 696524324400.
The previous prime is 1213113200113. The next prime is 1213113200263. The reversal of 1213113200211 is 1120023113121.
1213113200211 is a `hidden beast` number, since 1 + 2 + 131 + 1 + 320 + 0 + 211 = 666.
It is not a de Polignac number, because 1213113200211 - 29 = 1213113199699 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1213113205211) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 322463085 + ... + 322466846.
It is an arithmetic number, because the mean of its divisors is an integer number (83840891160).
Almost surely, 21213113200211 is an apocalyptic number.
1213113200211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1213113200211 is a deficient number, since it is larger than the sum of its proper divisors (799068187629).
1213113200211 is a wasteful number, since it uses less digits than its factorization.
1213113200211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 644929967 (or 644929964 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
Adding to 1213113200211 its reverse (1120023113121), we get a palindrome (2333136313332).
The spelling of 1213113200211 in words is "one trillion, two hundred thirteen billion, one hundred thirteen million, two hundred thousand, two hundred eleven".
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