Base | Representation |
---|---|
bin | 100111101101101011… |
… | …0011000101111110100 |
3 | 22011010121202022211122 |
4 | 1033123112120233310 |
5 | 2344130310114320 |
6 | 103102405523112 |
7 | 6106266633056 |
oct | 1173326305764 |
9 | 264117668748 |
10 | 85284457460 |
11 | 331949421a4 |
12 | 14641713498 |
13 | 8071babc17 |
14 | 41b09258d6 |
15 | 23423b3d25 |
hex | 13db598bf4 |
85284457460 has 24 divisors (see below), whose sum is σ = 182033385576. Its totient is φ = 33554540160.
The previous prime is 85284457451. The next prime is 85284457507. The reversal of 85284457460 is 6475448258.
It can be written as a sum of positive squares in 4 ways, for example, as 4104676 + 85280352784 = 2026^2 + 292028^2 .
It is a congruent number.
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, 34951427 + ... + 34953866.
It is an arithmetic number, because the mean of its divisors is an integer number (7584724399).
Almost surely, 285284457460 is an apocalyptic number.
It is an amenable number.
85284457460 is an abundant number, since it is smaller than the sum of its proper divisors (96748928116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85284457460 is a wasteful number, since it uses less digits than its factorization.
85284457460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69905363 (or 69905361 counting only the distinct ones).
The product of its (nonzero) digits is 8601600, while the sum is 53.
The spelling of 85284457460 in words is "eighty-five billion, two hundred eighty-four million, four hundred fifty-seven thousand, four hundred sixty".
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