Base | Representation |
---|---|
bin | 1011001110001… |
… | …0011110010100 |
3 | 10021120011000102 |
4 | 2303202132110 |
5 | 44022034410 |
6 | 4400433232 |
7 | 1111021454 |
oct | 263423624 |
9 | 107504012 |
10 | 47064980 |
11 | 24626686 |
12 | 13918818 |
13 | 999b501 |
14 | 6371d64 |
15 | 41ea2a5 |
hex | 2ce2794 |
47064980 has 48 divisors (see below), whose sum is σ = 101198160. Its totient is φ = 18382848.
The previous prime is 47064973. The next prime is 47064991. The reversal of 47064980 is 8946074.
It is a happy number.
47064980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 4892944 + 42172036 = 2212^2 + 6494^2 .
It is a super-2 number, since 2×470649802 = 4430224684800800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243764 + ... + 243956.
It is an arithmetic number, because the mean of its divisors is an integer number (2108295).
Almost surely, 247064980 is an apocalyptic number.
It is an amenable number.
47064980 is an abundant number, since it is smaller than the sum of its proper divisors (54133180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47064980 is a wasteful number, since it uses less digits than its factorization.
47064980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 428 (or 426 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 38.
The square root of 47064980 is about 6860.3921170732. The cubic root of 47064980 is about 361.0488445609.
The spelling of 47064980 in words is "forty-seven million, sixty-four thousand, nine hundred eighty".
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