Base | Representation |
---|---|
bin | 1010001011101… |
… | …10011110010111 |
3 | 12221201210010000 |
4 | 11011312132113 |
5 | 133331414202 |
6 | 12250502343 |
7 | 2055025455 |
oct | 505663627 |
9 | 187653100 |
10 | 85419927 |
11 | 4424328a |
12 | 247349b3 |
13 | 1490a348 |
14 | b4b79d5 |
15 | 777491c |
hex | 5176797 |
85419927 has 20 divisors (see below), whose sum is σ = 128201920. Its totient is φ = 56679264.
The previous prime is 85419913. The next prime is 85419931. The reversal of 85419927 is 72991458.
It is not a de Polignac number, because 85419927 - 26 = 85419863 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85419937) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15699 + ... + 20427.
It is an arithmetic number, because the mean of its divisors is an integer number (6410096).
Almost surely, 285419927 is an apocalyptic number.
85419927 is a deficient number, since it is larger than the sum of its proper divisors (42781993).
85419927 is a wasteful number, since it uses less digits than its factorization.
85419927 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4964 (or 4955 counting only the distinct ones).
The product of its digits is 181440, while the sum is 45.
The square root of 85419927 is about 9242.2901382720. The cubic root of 85419927 is about 440.4058359598.
The spelling of 85419927 in words is "eighty-five million, four hundred nineteen thousand, nine hundred twenty-seven".
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