Base | Representation |
---|---|
bin | 1011010001100… |
… | …0111010011110 |
3 | 10021222110220011 |
4 | 2310120322132 |
5 | 44101203331 |
6 | 4405313434 |
7 | 1112640535 |
oct | 264307236 |
9 | 107873804 |
10 | 47287966 |
11 | 24769170 |
12 | 13a0587a |
13 | 9a48b5b |
14 | 63cd31c |
15 | 42413b1 |
hex | 2d18e9e |
47287966 has 8 divisors (see below), whose sum is σ = 77380344. Its totient is φ = 21494520.
The previous prime is 47287963. The next prime is 47287967. The reversal of 47287966 is 66978274.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47287963) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1074705 + ... + 1074748.
It is an arithmetic number, because the mean of its divisors is an integer number (9672543).
Almost surely, 247287966 is an apocalyptic number.
47287966 is a deficient number, since it is larger than the sum of its proper divisors (30092378).
47287966 is a wasteful number, since it uses less digits than its factorization.
47287966 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2149466.
The product of its digits is 1016064, while the sum is 49.
The square root of 47287966 is about 6876.6246080472. The cubic root of 47287966 is about 361.6181427629.
The spelling of 47287966 in words is "forty-seven million, two hundred eighty-seven thousand, nine hundred sixty-six".
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