Base | Representation |
---|---|
bin | 100111101001100010… |
… | …1100101000110000100 |
3 | 22010202221220112000020 |
4 | 1033103011211012010 |
5 | 2343334313140420 |
6 | 103040534415140 |
7 | 6102664434453 |
oct | 1172305450604 |
9 | 263687815006 |
10 | 85145833860 |
11 | 3312367023a |
12 | 146032014b0 |
13 | 804c264219 |
14 | 419a35cb9a |
15 | 2335130340 |
hex | 13d3165184 |
85145833860 has 48 divisors (see below), whose sum is σ = 241280738496. Its totient is φ = 22431993472.
The previous prime is 85145833823. The next prime is 85145833867. The reversal of 85145833860 is 6833854158.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (85145833867) 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, 8543799 + ... + 8553758.
It is an arithmetic number, because the mean of its divisors is an integer number (5026682052).
Almost surely, 285145833860 is an apocalyptic number.
It is an amenable number.
85145833860 is an abundant number, since it is smaller than the sum of its proper divisors (156134904636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85145833860 is a wasteful number, since it uses less digits than its factorization.
85145833860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17097652 (or 17097650 counting only the distinct ones).
The product of its (nonzero) digits is 2764800, while the sum is 51.
The spelling of 85145833860 in words is "eighty-five billion, one hundred forty-five million, eight hundred thirty-three thousand, eight hundred sixty".
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