Base | Representation |
---|---|
bin | 1100010110111111101… |
… | …1010000011000111110 |
3 | 202022001201121122201200 |
4 | 3011233323100120332 |
5 | 11434323241431420 |
6 | 241313230320330 |
7 | 21224523303366 |
oct | 3055773203076 |
9 | 668051548650 |
10 | 212331202110 |
11 | 8205a478925 |
12 | 351993590a6 |
13 | 1703ac87981 |
14 | a3c3ab59a6 |
15 | 57cad18b90 |
hex | 316fed063e |
212331202110 has 96 divisors (see below), whose sum is σ = 571416094080. Its totient is φ = 54638707200.
The previous prime is 212331202079. The next prime is 212331202133. The reversal of 212331202110 is 11202133212.
212331202110 is a `hidden beast` number, since 21 + 2 + 331 + 202 + 110 = 666.
It is a super-3 number, since 3×2123312021103 (a number of 35 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4861570 + ... + 4905050.
It is an arithmetic number, because the mean of its divisors is an integer number (5952250980).
Almost surely, 2212331202110 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 212331202110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285708047040).
212331202110 is an abundant number, since it is smaller than the sum of its proper divisors (359084891970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212331202110 is a wasteful number, since it uses less digits than its factorization.
212331202110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45394 (or 45391 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 212331202110 its reverse (11202133212), we get a palindrome (223533335322).
The spelling of 212331202110 in words is "two hundred twelve billion, three hundred thirty-one million, two hundred two thousand, one hundred ten".
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