Base | Representation |
---|---|
bin | 10010110110001… |
… | …111010001100100 |
3 | 211001000001010212 |
4 | 102312033101210 |
5 | 1121422130403 |
6 | 51213234552 |
7 | 10556503610 |
oct | 2266172144 |
9 | 731001125 |
10 | 316208228 |
11 | 152544a16 |
12 | 89a92a58 |
13 | 5068437b |
14 | 2ddd2340 |
15 | 1cb614d8 |
hex | 12d8f464 |
316208228 has 48 divisors (see below), whose sum is σ = 692737920. Its totient is φ = 123142656.
The previous prime is 316208173. The next prime is 316208251. The reversal of 316208228 is 822802613.
It is a junction number, because it is equal to n+sod(n) for n = 316208194 and 316208203.
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, 2351 + ... + 25257.
It is an arithmetic number, because the mean of its divisors is an integer number (14432040).
Almost surely, 2316208228 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 316208228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346368960).
316208228 is an abundant number, since it is smaller than the sum of its proper divisors (376529692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
316208228 is a wasteful number, since it uses less digits than its factorization.
316208228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22964 (or 22962 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 32.
The square root of 316208228 is about 17782.2447401896. The cubic root of 316208228 is about 681.2780376419.
The spelling of 316208228 in words is "three hundred sixteen million, two hundred eight thousand, two hundred twenty-eight".
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