Base | Representation |
---|---|
bin | 1011001111001… |
… | …0011110010100 |
3 | 10021200110220200 |
4 | 2303302132110 |
5 | 44031134031 |
6 | 4402100500 |
7 | 1111413516 |
oct | 263623624 |
9 | 107613820 |
10 | 47130516 |
11 | 24670944 |
12 | 1394a730 |
13 | 99c22a4 |
14 | 638bbb6 |
15 | 420e8e6 |
hex | 2cf2794 |
47130516 has 18 divisors (see below), whose sum is σ = 119135562. Its totient is φ = 15710160.
The previous prime is 47130493. The next prime is 47130527. The reversal of 47130516 is 61503174.
It can be written as a sum of positive squares in only one way, i.e., 39312900 + 7817616 = 6270^2 + 2796^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a self number, because there is not a number n which added to its sum of digits gives 47130516.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 654555 + ... + 654626.
Almost surely, 247130516 is an apocalyptic number.
It is an amenable number.
47130516 is an abundant number, since it is smaller than the sum of its proper divisors (72005046).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47130516 is a wasteful number, since it uses less digits than its factorization.
47130516 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1309191 (or 1309186 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 47130516 is about 6865.1668588608. The cubic root of 47130516 is about 361.2163486013.
The spelling of 47130516 in words is "forty-seven million, one hundred thirty thousand, five hundred sixteen".
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