Base | Representation |
---|---|
bin | 1111000011110011… |
… | …11110011010111100 |
3 | 202212110102112011202 |
4 | 13201321332122330 |
5 | 113024232220110 |
6 | 3414134235032 |
7 | 404232460430 |
oct | 74171763274 |
9 | 22773375152 |
10 | 8085038780 |
11 | 3479880335 |
12 | 16977b5a78 |
13 | 9bb048b20 |
14 | 569ac29c0 |
15 | 324be70a5 |
hex | 1e1e7e6bc |
8085038780 has 96 divisors (see below), whose sum is σ = 20972407680. Its totient is φ = 2549514240.
The previous prime is 8085038779. The next prime is 8085038803. The reversal of 8085038780 is 878305808.
It is a congruent number.
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, 503516 + ... + 519324.
It is an arithmetic number, because the mean of its divisors is an integer number (218462580).
Almost surely, 28085038780 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 8085038780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10486203840).
8085038780 is an abundant number, since it is smaller than the sum of its proper divisors (12887368900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8085038780 is a wasteful number, since it uses less digits than its factorization.
8085038780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16119 (or 16117 counting only the distinct ones).
The product of its (nonzero) digits is 430080, while the sum is 47.
The square root of 8085038780 is about 89916.8436946049. The cubic root of 8085038780 is about 2007.0616025402.
The spelling of 8085038780 in words is "eight billion, eighty-five million, thirty-eight thousand, seven hundred eighty".
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