Base | Representation |
---|---|
bin | 100101101000101100… |
… | …0100001111000011010 |
3 | 21201121122101012200220 |
4 | 1023101120201320122 |
5 | 2311011000422311 |
6 | 101043525540510 |
7 | 5560565020350 |
oct | 1132130417032 |
9 | 251548335626 |
10 | 80822279706 |
11 | 31305084a93 |
12 | 137b7274736 |
13 | 78105b895c |
14 | 3caa0637d0 |
15 | 2180797206 |
hex | 12d1621e1a |
80822279706 has 64 divisors (see below), whose sum is σ = 189798961152. Its totient is φ = 22459747392.
The previous prime is 80822279689. The next prime is 80822279717. The reversal of 80822279706 is 60797222808.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5131215 + ... + 5146941.
It is an arithmetic number, because the mean of its divisors is an integer number (2965608768).
Almost surely, 280822279706 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80822279706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94899480576).
80822279706 is an abundant number, since it is smaller than the sum of its proper divisors (108976681446).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80822279706 is a wasteful number, since it uses less digits than its factorization.
80822279706 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19083.
The product of its (nonzero) digits is 1354752, while the sum is 51.
The spelling of 80822279706 in words is "eighty billion, eight hundred twenty-two million, two hundred seventy-nine thousand, seven hundred six".
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