Base | Representation |
---|---|
bin | 1011001110001… |
… | …1111100100100 |
3 | 10021120110021211 |
4 | 2303203330210 |
5 | 44022233022 |
6 | 4400521204 |
7 | 1111045162 |
oct | 263437444 |
9 | 107513254 |
10 | 47071012 |
11 | 2463016a |
12 | 13920204 |
13 | 99a1191 |
14 | 6374232 |
15 | 41ebe77 |
hex | 2ce3f24 |
47071012 has 24 divisors (see below), whose sum is σ = 84369600. Its totient is φ = 22972320.
The previous prime is 47071009. The next prime is 47071019. The reversal of 47071012 is 21017074.
It is not an unprimeable number, because it can be changed into a prime (47071019) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29614 + ... + 31162.
It is an arithmetic number, because the mean of its divisors is an integer number (3515400).
Almost surely, 247071012 is an apocalyptic number.
It is an amenable number.
47071012 is a deficient number, since it is larger than the sum of its proper divisors (37298588).
47071012 is a wasteful number, since it uses less digits than its factorization.
47071012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1731 (or 1729 counting only the distinct ones).
The product of its (nonzero) digits is 392, while the sum is 22.
The square root of 47071012 is about 6860.8317280050. The cubic root of 47071012 is about 361.0642682978.
Adding to 47071012 its reverse (21017074), we get a palindrome (68088086).
The spelling of 47071012 in words is "forty-seven million, seventy-one thousand, twelve".
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