Base | Representation |
---|---|
bin | 111011110000100000100… |
… | …1111110100011111111001 |
3 | 1002002011101010012102001202 |
4 | 1313201001033310133321 |
5 | 2034030332431324220 |
6 | 25245011103223545 |
7 | 1505242404202400 |
oct | 167410117643771 |
9 | 32064333172052 |
10 | 8213072136185 |
11 | 2687165119874 |
12 | b078b92a7bb5 |
13 | 477649220c57 |
14 | 20572c906637 |
15 | e3992d3a275 |
hex | 778413f47f9 |
8213072136185 has 24 divisors (see below), whose sum is σ = 11474092054656. Its totient is φ = 5627245690080.
The previous prime is 8213072136173. The next prime is 8213072136221. The reversal of 8213072136185 is 5816312703128.
It is not a de Polignac number, because 8213072136185 - 28 = 8213072135929 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13314467 + ... + 13917656.
It is an arithmetic number, because the mean of its divisors is an integer number (478087168944).
Almost surely, 28213072136185 is an apocalyptic number.
It is an amenable number.
8213072136185 is a deficient number, since it is larger than the sum of its proper divisors (3261019918471).
8213072136185 is a wasteful number, since it uses less digits than its factorization.
8213072136185 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27233373 (or 27233366 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 47.
The spelling of 8213072136185 in words is "eight trillion, two hundred thirteen billion, seventy-two million, one hundred thirty-six thousand, one hundred eighty-five".
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