Base | Representation |
---|---|
bin | 1011010100010… |
… | …1101001101010 |
3 | 10022022210020222 |
4 | 2311011221222 |
5 | 44123034320 |
6 | 4413250042 |
7 | 1114333013 |
oct | 265055152 |
9 | 108283228 |
10 | 47471210 |
11 | 24883906 |
12 | 13a93922 |
13 | 9ab1397 |
14 | 643a00a |
15 | 427a825 |
hex | 2d45a6a |
47471210 has 8 divisors (see below), whose sum is σ = 85448196. Its totient is φ = 18988480.
The previous prime is 47471201. The next prime is 47471213. The reversal of 47471210 is 1217474.
47471210 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 2 ways, for example, as 38477209 + 8994001 = 6203^2 + 2999^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 47471210.
It is not an unprimeable number, because it can be changed into a prime (47471213) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 2373551 + ... + 2373570.
Almost surely, 247471210 is an apocalyptic number.
47471210 is a deficient number, since it is larger than the sum of its proper divisors (37976986).
47471210 is a wasteful number, since it uses less digits than its factorization.
47471210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4747128.
The product of its (nonzero) digits is 1568, while the sum is 26.
The square root of 47471210 is about 6889.9354133402. The cubic root of 47471210 is about 362.0846387971.
Adding to 47471210 its reverse (1217474), we get a palindrome (48688684).
The spelling of 47471210 in words is "forty-seven million, four hundred seventy-one thousand, two hundred ten".
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