Base | Representation |
---|---|
bin | 100111111001100100… |
… | …1000011101101000100 |
3 | 22012011102211201012202 |
4 | 1033303021003231010 |
5 | 2400440001212310 |
6 | 103210145134032 |
7 | 6122214503222 |
oct | 1176311035504 |
9 | 265142751182 |
10 | 85683616580 |
11 | 3337a193371 |
12 | 1473332a318 |
13 | 81067b7853 |
14 | 420b94bb12 |
15 | 236745d3a5 |
hex | 13f3243b44 |
85683616580 has 48 divisors (see below), whose sum is σ = 190547997696. Its totient is φ = 32252628480.
The previous prime is 85683616573. The next prime is 85683616591. The reversal of 85683616580 is 8561638658.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3049757 + ... + 3077723.
It is an arithmetic number, because the mean of its divisors is an integer number (3969749952).
Almost surely, 285683616580 is an apocalyptic number.
It is an amenable number.
85683616580 is an abundant number, since it is smaller than the sum of its proper divisors (104864381116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85683616580 is a wasteful number, since it uses less digits than its factorization.
85683616580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37004 (or 37002 counting only the distinct ones).
The product of its (nonzero) digits is 8294400, while the sum is 56.
The spelling of 85683616580 in words is "eighty-five billion, six hundred eighty-three million, six hundred sixteen thousand, five hundred eighty".
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