Base | Representation |
---|---|
bin | 10001101010000101000… |
… | …001000000011100010011 |
3 | 11022000000210112012012011 |
4 | 101222011001000130103 |
5 | 124340032034124110 |
6 | 2325233423043351 |
7 | 153444330213400 |
oct | 21520501003423 |
9 | 4260023465164 |
10 | 1213412411155 |
11 | 42867274410a |
12 | 177201440557 |
13 | 8a569255179 |
14 | 42a2d9692a7 |
15 | 2186c45348a |
hex | 11a85040713 |
1213412411155 has 24 divisors (see below), whose sum is σ = 1694194229232. Its totient is φ = 831872688192.
The previous prime is 1213412411111. The next prime is 1213412411161. The reversal of 1213412411155 is 5511142143121.
It is not a de Polignac number, because 1213412411155 - 213 = 1213412402963 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 589749 + ... + 1665721.
It is an arithmetic number, because the mean of its divisors is an integer number (70591426218).
Almost surely, 21213412411155 is an apocalyptic number.
1213412411155 is a deficient number, since it is larger than the sum of its proper divisors (480781818077).
1213412411155 is a wasteful number, since it uses less digits than its factorization.
1213412411155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1080595 (or 1080588 counting only the distinct ones).
The product of its digits is 4800, while the sum is 31.
Adding to 1213412411155 its reverse (5511142143121), we get a palindrome (6724554554276).
The spelling of 1213412411155 in words is "one trillion, two hundred thirteen billion, four hundred twelve million, four hundred eleven thousand, one hundred fifty-five".
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