Base | Representation |
---|---|
bin | 101000010111100001… |
… | …1100101000101001001 |
3 | 22021202111022000000001 |
4 | 1100233003211011021 |
5 | 2410014314012020 |
6 | 103454014043001 |
7 | 6156141520156 |
oct | 1205703450511 |
9 | 267674260001 |
10 | 86688813385 |
11 | 33845636629 |
12 | 14973aa9461 |
13 | 8236b24265 |
14 | 42a524d22d |
15 | 23c581950a |
hex | 142f0e5149 |
86688813385 has 16 divisors (see below), whose sum is σ = 107769987072. Its totient is φ = 66871598400.
The previous prime is 86688813353. The next prime is 86688813461. The reversal of 86688813385 is 58331888668.
It is not a de Polignac number, because 86688813385 - 25 = 86688813353 is a prime.
It is a Duffinian number.
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, 966601 + ... + 1052470.
It is an arithmetic number, because the mean of its divisors is an integer number (6735624192).
Almost surely, 286688813385 is an apocalyptic number.
It is an amenable number.
86688813385 is a deficient number, since it is larger than the sum of its proper divisors (21081173687).
86688813385 is a wasteful number, since it uses less digits than its factorization.
86688813385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2019384.
The product of its digits is 53084160, while the sum is 64.
The spelling of 86688813385 in words is "eighty-six billion, six hundred eighty-eight million, eight hundred thirteen thousand, three hundred eighty-five".
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