Base | Representation |
---|---|
bin | 10001101000000001101… |
… | …111011110011011101100 |
3 | 11021210100022022010012122 |
4 | 101220001233132123230 |
5 | 124321024230000413 |
6 | 2324231105452112 |
7 | 153335625063053 |
oct | 21500157363354 |
9 | 4253308263178 |
10 | 1211210000108 |
11 | 427742518099 |
12 | 1768a7941038 |
13 | 8a2a7b8b274 |
14 | 428a126139a |
15 | 2178de0c108 |
hex | 11a01bde6ec |
1211210000108 has 12 divisors (see below), whose sum is σ = 2121494937240. Its totient is φ = 605068589472.
The previous prime is 1211210000107. The next prime is 1211210000149. The reversal of 1211210000108 is 8010000121121.
It is not an unprimeable number, because it can be changed into a prime (1211210000107) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134097566 + ... + 134106597.
It is an arithmetic number, because the mean of its divisors is an integer number (176791244770).
Almost surely, 21211210000108 is an apocalyptic number.
It is an amenable number.
1211210000108 is a deficient number, since it is larger than the sum of its proper divisors (910284937132).
1211210000108 is a wasteful number, since it uses less digits than its factorization.
1211210000108 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 268205296 (or 268205294 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 1211210000108 its reverse (8010000121121), we get a palindrome (9221210121229).
The spelling of 1211210000108 in words is "one trillion, two hundred eleven billion, two hundred ten million, one hundred eight", and thus it is an aban number.
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