Base | Representation |
---|---|
bin | 101000000101010000… |
… | …0100001011100000000 |
3 | 22020011202111202020210 |
4 | 1100022200201130000 |
5 | 2402240331044043 |
6 | 103313111434120 |
7 | 6135014620251 |
oct | 1201240413400 |
9 | 266152452223 |
10 | 86075643648 |
11 | 33560503085 |
12 | 14822685940 |
13 | 8169a97127 |
14 | 4247a38b28 |
15 | 238ba99633 |
hex | 140a821700 |
86075643648 has 72 divisors (see below), whose sum is σ = 229266020368. Its totient is φ = 28669427712.
The previous prime is 86075643637. The next prime is 86075643653. The reversal of 86075643648 is 84634657068.
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, 952890 + ... + 1039302.
Almost surely, 286075643648 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 86075643648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114633010184).
86075643648 is an abundant number, since it is smaller than the sum of its proper divisors (143190376720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86075643648 is a wasteful number, since it uses less digits than its factorization.
86075643648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87729 (or 87715 counting only the distinct ones).
The product of its (nonzero) digits is 23224320, while the sum is 57.
The spelling of 86075643648 in words is "eighty-six billion, seventy-five million, six hundred forty-three thousand, six hundred forty-eight".
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