Base | Representation |
---|---|
bin | 1011001110110… |
… | …0010001011110 |
3 | 10021122012002000 |
4 | 2303230101132 |
5 | 44024330433 |
6 | 4401343130 |
7 | 1111246464 |
oct | 263542136 |
9 | 107565060 |
10 | 47105118 |
11 | 24653855 |
12 | 13937aa6 |
13 | 99b3868 |
14 | 6382834 |
15 | 4207113 |
hex | 2cec45e |
47105118 has 16 divisors (see below), whose sum is σ = 104678160. Its totient is φ = 15701688.
The previous prime is 47105083. The next prime is 47105131. The reversal of 47105118 is 81150174.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 47105091 and 47105100.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436105 + ... + 436212.
It is an arithmetic number, because the mean of its divisors is an integer number (6542385).
Almost surely, 247105118 is an apocalyptic number.
47105118 is an abundant number, since it is smaller than the sum of its proper divisors (57573042).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47105118 is a wasteful number, since it uses less digits than its factorization.
47105118 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 872328 (or 872322 counting only the distinct ones).
The product of its (nonzero) digits is 1120, while the sum is 27.
The square root of 47105118 is about 6863.3168366323. The cubic root of 47105118 is about 361.1514520683.
The spelling of 47105118 in words is "forty-seven million, one hundred five thousand, one hundred eighteen".
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