Base | Representation |
---|---|
bin | 1011001110111… |
… | …1100110010110 |
3 | 10021122212202121 |
4 | 2303233212112 |
5 | 44030244432 |
6 | 4401530154 |
7 | 1111334266 |
oct | 263574626 |
9 | 107585677 |
10 | 47118742 |
11 | 24663010 |
12 | 1394395a |
13 | 99b9b18 |
14 | 63877a6 |
15 | 420b197 |
hex | 2cef996 |
47118742 has 16 divisors (see below), whose sum is σ = 77220864. Its totient is φ = 21385000.
The previous prime is 47118737. The next prime is 47118761. The reversal of 47118742 is 24781174.
It is a junction number, because it is equal to n+sod(n) for n = 47118698 and 47118707.
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, 18867 + ... + 21217.
It is an arithmetic number, because the mean of its divisors is an integer number (4826304).
Almost surely, 247118742 is an apocalyptic number.
47118742 is a deficient number, since it is larger than the sum of its proper divisors (30102122).
47118742 is a wasteful number, since it uses less digits than its factorization.
47118742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3275.
The product of its digits is 12544, while the sum is 34.
The square root of 47118742 is about 6864.3092879036. The cubic root of 47118742 is about 361.1862667785.
The spelling of 47118742 in words is "forty-seven million, one hundred eighteen thousand, seven hundred forty-two".
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