Base | Representation |
---|---|
bin | 101000010011001101… |
… | …0001110010000101000 |
3 | 22021101101100020022121 |
4 | 1100212122032100220 |
5 | 2404220200114110 |
6 | 103431353001024 |
7 | 6152430526264 |
oct | 1204632162050 |
9 | 267341306277 |
10 | 86543754280 |
11 | 33780769575 |
12 | 149333b3174 |
13 | 8212a65279 |
14 | 428dc8d0a4 |
15 | 23b7c13cda |
hex | 142668e428 |
86543754280 has 16 divisors (see below), whose sum is σ = 194723447220. Its totient is φ = 34617501696.
The previous prime is 86543754263. The next prime is 86543754289. The reversal of 86543754280 is 8245734568.
It can be written as a sum of positive squares in 2 ways, for example, as 86413657444 + 130096836 = 293962^2 + 11406^2 .
It is not an unprimeable number, because it can be changed into a prime (86543754289) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081796889 + ... + 1081796968.
Almost surely, 286543754280 is an apocalyptic number.
It is an amenable number.
86543754280 is an abundant number, since it is smaller than the sum of its proper divisors (108179692940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86543754280 is a wasteful number, since it uses less digits than its factorization.
86543754280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2163593868 (or 2163593864 counting only the distinct ones).
The product of its (nonzero) digits is 6451200, while the sum is 52.
The spelling of 86543754280 in words is "eighty-six billion, five hundred forty-three million, seven hundred fifty-four thousand, two hundred eighty".
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