Base | Representation |
---|---|
bin | 11010010011100… |
… | …00110000110010 |
3 | 120101012211111120 |
4 | 31021300300302 |
5 | 422442202314 |
6 | 33521323110 |
7 | 5316413610 |
oct | 1511606062 |
9 | 511184446 |
10 | 220662834 |
11 | 103616287 |
12 | 61a96496 |
13 | 36940332 |
14 | 214406b0 |
15 | 1458b8a9 |
hex | d270c32 |
220662834 has 32 divisors (see below), whose sum is σ = 506259456. Its totient is φ = 62810640.
The previous prime is 220662833. The next prime is 220662877. The reversal of 220662834 is 438266022.
It is a junction number, because it is equal to n+sod(n) for n = 220662795 and 220662804.
It is not an unprimeable number, because it can be changed into a prime (220662833) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1689 + ... + 21075.
It is an arithmetic number, because the mean of its divisors is an integer number (15820608).
Almost surely, 2220662834 is an apocalyptic number.
220662834 is an abundant number, since it is smaller than the sum of its proper divisors (285596622).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220662834 is a wasteful number, since it uses less digits than its factorization.
220662834 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19670.
The product of its (nonzero) digits is 27648, while the sum is 33.
The square root of 220662834 is about 14854.7242990235. The cubic root of 220662834 is about 604.2867390640.
The spelling of 220662834 in words is "two hundred twenty million, six hundred sixty-two thousand, eight hundred thirty-four".
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