Base | Representation |
---|---|
bin | 100111101010111011… |
… | …1011110101011000011 |
3 | 22010220012122211122120 |
4 | 1033111313132223003 |
5 | 2343433233003222 |
6 | 103045322135323 |
7 | 6104102016510 |
oct | 1172567365303 |
9 | 263805584576 |
10 | 85192469187 |
11 | 33147a23031 |
12 | 14616951543 |
13 | 8058b11ca7 |
14 | 41a261c307 |
15 | 233929315c |
hex | 13d5ddeac3 |
85192469187 has 16 divisors (see below), whose sum is σ = 132266476800. Its totient is φ = 47762893152.
The previous prime is 85192469171. The next prime is 85192469261. The reversal of 85192469187 is 78196429158.
It is not a de Polignac number, because 85192469187 - 24 = 85192469171 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 85192469187.
It is not an unprimeable number, because it can be changed into a prime (85192469137) 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, 38270437 + ... + 38272662.
It is an arithmetic number, because the mean of its divisors is an integer number (8266654800).
Almost surely, 285192469187 is an apocalyptic number.
85192469187 is a deficient number, since it is larger than the sum of its proper divisors (47074007613).
85192469187 is a wasteful number, since it uses less digits than its factorization.
85192469187 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76543162.
The product of its digits is 8709120, while the sum is 60.
The spelling of 85192469187 in words is "eighty-five billion, one hundred ninety-two million, four hundred sixty-nine thousand, one hundred eighty-seven".
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