Base | Representation |
---|---|
bin | 11001011110001… |
… | …11010010110000 |
3 | 112220001221001120 |
4 | 30233013102300 |
5 | 414200132412 |
6 | 33111502240 |
7 | 5203140456 |
oct | 1457072260 |
9 | 486057046 |
10 | 213677232 |
11 | aa68495a |
12 | 5b687980 |
13 | 35365842 |
14 | 205429d6 |
15 | 13b5bb8c |
hex | cbc74b0 |
213677232 has 80 divisors (see below), whose sum is σ = 565678080. Its totient is φ = 69481216.
The previous prime is 213677227. The next prime is 213677263. The reversal of 213677232 is 232776312.
213677232 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 213677193 and 213677202.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 557713 + ... + 558095.
It is an arithmetic number, because the mean of its divisors is an integer number (7070976).
Almost surely, 2213677232 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 213677232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282839040).
213677232 is an abundant number, since it is smaller than the sum of its proper divisors (352000848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213677232 is a wasteful number, since it uses less digits than its factorization.
213677232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 650 (or 644 counting only the distinct ones).
The product of its digits is 21168, while the sum is 33.
The square root of 213677232 is about 14617.7026922838. The cubic root of 213677232 is about 597.8415332356.
The spelling of 213677232 in words is "two hundred thirteen million, six hundred seventy-seven thousand, two hundred thirty-two".
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