Base | Representation |
---|---|
bin | 1011010101000… |
… | …0101111001100 |
3 | 10022102002112211 |
4 | 2311100233030 |
5 | 44131012440 |
6 | 4414240204 |
7 | 1114612264 |
oct | 265205714 |
9 | 108362484 |
10 | 47516620 |
11 | 24904a38 |
12 | 13ab6064 |
13 | 9ac8c58 |
14 | 644c7a4 |
15 | 4288eea |
hex | 2d50bcc |
47516620 has 48 divisors (see below), whose sum is σ = 106142400. Its totient is φ = 17828096.
The previous prime is 47516603. The next prime is 47516629. The reversal of 47516620 is 2661574.
It is a happy number.
47516620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (47516629) 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 15 ways as a sum of consecutive naturals, for example, 23406 + ... + 25354.
It is an arithmetic number, because the mean of its divisors is an integer number (2211300).
Almost surely, 247516620 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47516620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53071200).
47516620 is an abundant number, since it is smaller than the sum of its proper divisors (58625780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47516620 is a wasteful number, since it uses less digits than its factorization.
47516620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2034 (or 2032 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 31.
The square root of 47516620 is about 6893.2300121206. The cubic root of 47516620 is about 362.2000562853.
The spelling of 47516620 in words is "forty-seven million, five hundred sixteen thousand, six hundred twenty".
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