Base | Representation |
---|---|
bin | 1100010010011100100… |
… | …1100011001000000100 |
3 | 202011220122002221022110 |
4 | 3010213021203020010 |
5 | 11424323203241400 |
6 | 240552132301020 |
7 | 21152336123634 |
oct | 3044711431004 |
9 | 664818087273 |
10 | 211110212100 |
11 | 81593235a77 |
12 | 34ab8471770 |
13 | 16ba5024588 |
14 | a3098806c4 |
15 | 5758a33e50 |
hex | 3127263204 |
211110212100 has 36 divisors (see below), whose sum is σ = 610812214544. Its totient is φ = 56296056480.
The previous prime is 211110212077. The next prime is 211110212101. The reversal of 211110212100 is 1212011112.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is not an unprimeable number, because it can be changed into a prime (211110212101) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351850054 + ... + 351850653.
Almost surely, 2211110212100 is an apocalyptic number.
211110212100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211110212100 is an abundant number, since it is smaller than the sum of its proper divisors (399702002444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211110212100 is a wasteful number, since it uses less digits than its factorization.
211110212100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 703700724 (or 703700717 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 211110212100 its reverse (1212011112), we get a palindrome (212322223212).
The spelling of 211110212100 in words is "two hundred eleven billion, one hundred ten million, two hundred twelve thousand, one hundred".
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