Base | Representation |
---|---|
bin | 1111010000000111… |
… | …00001110000111110 |
3 | 210010122112222012011 |
4 | 13220003201300332 |
5 | 113232140044032 |
6 | 3432301401434 |
7 | 406624414054 |
oct | 75003416076 |
9 | 23118488164 |
10 | 8188206142 |
11 | 3522035516 |
12 | 170626927a |
13 | a0652b1bc |
14 | 57969a1d4 |
15 | 32dcc5247 |
hex | 1e80e1c3e |
8188206142 has 32 divisors (see below), whose sum is σ = 13358822400. Its totient is φ = 3749846400.
The previous prime is 8188206121. The next prime is 8188206151. The reversal of 8188206142 is 2416028818.
8188206142 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 8188206095 and 8188206104.
It is a congruent 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, 1480342 + ... + 1485862.
It is an arithmetic number, because the mean of its divisors is an integer number (417463200).
Almost surely, 28188206142 is an apocalyptic number.
8188206142 is a deficient number, since it is larger than the sum of its proper divisors (5170616258).
8188206142 is a wasteful number, since it uses less digits than its factorization.
8188206142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6832.
The product of its (nonzero) digits is 49152, while the sum is 40.
The square root of 8188206142 is about 90488.7072622877. The cubic root of 8188206142 is about 2015.5624363657.
The spelling of 8188206142 in words is "eight billion, one hundred eighty-eight million, two hundred six thousand, one hundred forty-two".
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