Base | Representation |
---|---|
bin | 10001101000110111100… |
… | …000101101101100001110 |
3 | 11021212200011202112202211 |
4 | 101220313200231230032 |
5 | 124324401144200420 |
6 | 2324500412541034 |
7 | 153400160566162 |
oct | 21506740555416 |
9 | 4255604675684 |
10 | 1212112100110 |
11 | 42806575418a |
12 | 176ab9a8177a |
13 | 8a3bca3b752 |
14 | 42948da6ca2 |
15 | 217e3200e5a |
hex | 11a3782db0e |
1212112100110 has 64 divisors (see below), whose sum is σ = 2329478092800. Its totient is φ = 452760537600.
The previous prime is 1212112100099. The next prime is 1212112100117. The reversal of 1212112100110 is 110012112121.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1212112100117) 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, 109007131 + ... + 109018249.
It is an arithmetic number, because the mean of its divisors is an integer number (36398095200).
Almost surely, 21212112100110 is an apocalyptic number.
1212112100110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1212112100110 is a deficient number, since it is larger than the sum of its proper divisors (1117365992690).
1212112100110 is a wasteful number, since it uses less digits than its factorization.
1212112100110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19297.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 1212112100110 its reverse (110012112121), we get a palindrome (1322124212231).
The spelling of 1212112100110 in words is "one trillion, two hundred twelve billion, one hundred twelve million, one hundred thousand, one hundred ten".
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