Base | Representation |
---|---|
bin | 1010001010000… |
… | …00011110101000 |
3 | 12221022112201122 |
4 | 11011000132220 |
5 | 133302330020 |
6 | 12242034412 |
7 | 2053114613 |
oct | 505003650 |
9 | 187275648 |
10 | 85198760 |
11 | 441020a9 |
12 | 24648a08 |
13 | 1486078a |
14 | b45b17a |
15 | 772e125 |
hex | 51407a8 |
85198760 has 32 divisors (see below), whose sum is σ = 193465800. Its totient is φ = 33765120.
The previous prime is 85198759. The next prime is 85198783. The reversal of 85198760 is 6789158.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 66031876 + 19166884 = 8126^2 + 4378^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5411 + ... + 14130.
Almost surely, 285198760 is an apocalyptic number.
It is an amenable number.
85198760 is an abundant number, since it is smaller than the sum of its proper divisors (108267040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85198760 is a wasteful number, since it uses less digits than its factorization.
85198760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19661 (or 19657 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 44.
The square root of 85198760 is about 9230.3174376616. The cubic root of 85198760 is about 440.0254117555.
It can be divided in two parts, 85198 and 760, that added together give a palindrome (85958).
The spelling of 85198760 in words is "eighty-five million, one hundred ninety-eight thousand, seven hundred sixty".
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