Base | Representation |
---|---|
bin | 100111111010000100… |
… | …1101001000011011100 |
3 | 22012012121200212002012 |
4 | 1033310021221003130 |
5 | 2401003314444110 |
6 | 103211552050352 |
7 | 6122511425342 |
oct | 1176411510334 |
9 | 265177625065 |
10 | 85700546780 |
11 | 333887a7272 |
12 | 14738b339b8 |
13 | 810a164914 |
14 | 420dcb7992 |
15 | 2368ba4905 |
hex | 13f42690dc |
85700546780 has 24 divisors (see below), whose sum is σ = 180635259840. Its totient is φ = 34153721280.
The previous prime is 85700546779. The next prime is 85700546791. The reversal of 85700546780 is 8764500758.
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, 7900535 + ... + 7911374.
It is an arithmetic number, because the mean of its divisors is an integer number (7526469160).
Almost surely, 285700546780 is an apocalyptic number.
It is an amenable number.
85700546780 is an abundant number, since it is smaller than the sum of its proper divisors (94934713060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85700546780 is a wasteful number, since it uses less digits than its factorization.
85700546780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15812189 (or 15812187 counting only the distinct ones).
The product of its (nonzero) digits is 1881600, while the sum is 50.
The spelling of 85700546780 in words is "eighty-five billion, seven hundred million, five hundred forty-six thousand, seven hundred eighty".
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