Base | Representation |
---|---|
bin | 11110101110001101111… |
… | …011011100010011010100 |
3 | 21110211101212021220012222 |
4 | 132232031323130103110 |
5 | 234042224242042322 |
6 | 4253513155401512 |
7 | 305346516601325 |
oct | 36561573342324 |
9 | 7424355256188 |
10 | 2111210112212 |
11 | 7443a5084133 |
12 | 2a11bbbb3298 |
13 | 1241176863b6 |
14 | 7427c67644c |
15 | 39db645be42 |
hex | 1eb8dedc4d4 |
2111210112212 has 12 divisors (see below), whose sum is σ = 3707955668340. Its totient is φ = 1051794206976.
The previous prime is 2111210112197. The next prime is 2111210112223. The reversal of 2111210112212 is 2122110121112.
It can be written as a sum of positive squares in 2 ways, for example, as 373548326596 + 1737661785616 = 611186^2 + 1318204^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 952711037 + ... + 952713252.
It is an arithmetic number, because the mean of its divisors is an integer number (308996305695).
Almost surely, 22111210112212 is an apocalyptic number.
It is an amenable number.
2111210112212 is a deficient number, since it is larger than the sum of its proper divisors (1596745556128).
2111210112212 is a wasteful number, since it uses less digits than its factorization.
2111210112212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1905424570 (or 1905424568 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 2111210112212 its reverse (2122110121112), we get a palindrome (4233320233324).
The spelling of 2111210112212 in words is "two trillion, one hundred eleven billion, two hundred ten million, one hundred twelve thousand, two hundred twelve".
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