Base | Representation |
---|---|
bin | 11001011100101… |
… | …10001111101000 |
3 | 112212200201110200 |
4 | 30232112033220 |
5 | 414122220303 |
6 | 33103312200 |
7 | 5201342652 |
oct | 1456261750 |
9 | 485621420 |
10 | 213476328 |
11 | aa557a1a |
12 | 5b5ab660 |
13 | 352c5270 |
14 | 204cd6d2 |
15 | 13b1c3a3 |
hex | cb963e8 |
213476328 has 96 divisors (see below), whose sum is σ = 630739200. Its totient is φ = 64831104.
The previous prime is 213476297. The next prime is 213476353. The reversal of 213476328 is 823674312.
It is a happy number.
213476328 is a `hidden beast` number, since 2 + 13 + 4 + 7 + 632 + 8 = 666.
213476328 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 213476292 and 213476301.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72501 + ... + 75387.
It is an arithmetic number, because the mean of its divisors is an integer number (6570200).
Almost surely, 2213476328 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 213476328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (315369600).
213476328 is an abundant number, since it is smaller than the sum of its proper divisors (417262872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213476328 is a wasteful number, since it uses less digits than its factorization.
213476328 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2991 (or 2984 counting only the distinct ones).
The product of its digits is 48384, while the sum is 36.
The square root of 213476328 is about 14610.8291345837. The cubic root of 213476328 is about 597.6541065939.
The spelling of 213476328 in words is "two hundred thirteen million, four hundred seventy-six thousand, three hundred twenty-eight".
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