Base | Representation |
---|---|
bin | 1011001111001… |
… | …0100011110100 |
3 | 10021200111101201 |
4 | 2303302203310 |
5 | 44031141433 |
6 | 4402102244 |
7 | 1111414531 |
oct | 263624364 |
9 | 107614351 |
10 | 47130868 |
11 | 24671134 |
12 | 1394a984 |
13 | 99c24b5 |
14 | 638bd88 |
15 | 420ea7d |
hex | 2cf28f4 |
47130868 has 24 divisors (see below), whose sum is σ = 91929600. Its totient is φ = 21011328.
The previous prime is 47130821. The next prime is 47130883. The reversal of 47130868 is 86803174.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16948 + ... + 19531.
It is an arithmetic number, because the mean of its divisors is an integer number (3830400).
Almost surely, 247130868 is an apocalyptic number.
It is an amenable number.
47130868 is a deficient number, since it is larger than the sum of its proper divisors (44798732).
47130868 is a wasteful number, since it uses less digits than its factorization.
47130868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36519 (or 36517 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 37.
The square root of 47130868 is about 6865.1924954804. The cubic root of 47130868 is about 361.2172478618.
The spelling of 47130868 in words is "forty-seven million, one hundred thirty thousand, eight hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •