Base | Representation |
---|---|
bin | 101000011011101001… |
… | …0111110110111101101 |
3 | 22022010010110002221000 |
4 | 1100313102332313231 |
5 | 2410310212201114 |
6 | 103515433230513 |
7 | 6162440623410 |
oct | 1206722766755 |
9 | 268103402830 |
10 | 86827068909 |
11 | 33906686a99 |
12 | 149b2262439 |
13 | 8259670569 |
14 | 42b975bb77 |
15 | 23d2a28e09 |
hex | 14374beded |
86827068909 has 16 divisors (see below), whose sum is σ = 147008794240. Its totient is φ = 49615467840.
The previous prime is 86827068907. The next prime is 86827068929. The reversal of 86827068909 is 90986072868.
It is not a de Polignac number, because 86827068909 - 21 = 86827068907 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86827068901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229701052 + ... + 229701429.
It is an arithmetic number, because the mean of its divisors is an integer number (9188049640).
Almost surely, 286827068909 is an apocalyptic number.
It is an amenable number.
86827068909 is a deficient number, since it is larger than the sum of its proper divisors (60181725331).
86827068909 is a wasteful number, since it uses less digits than its factorization.
86827068909 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 459402497 (or 459402491 counting only the distinct ones).
The product of its (nonzero) digits is 20901888, while the sum is 63.
The spelling of 86827068909 in words is "eighty-six billion, eight hundred twenty-seven million, sixty-eight thousand, nine hundred nine".
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