Base | Representation |
---|---|
bin | 1011001110011… |
… | …0001111110111 |
3 | 10021120221012222 |
4 | 2303212033313 |
5 | 44023033224 |
6 | 4401032555 |
7 | 1111114520 |
oct | 263461767 |
9 | 107527188 |
10 | 47080439 |
11 | 2463725a |
12 | 1392575b |
13 | 99a5563 |
14 | 6377847 |
15 | 41eeb5e |
hex | 2ce63f7 |
47080439 has 8 divisors (see below), whose sum is σ = 54080928. Its totient is φ = 40148640.
The previous prime is 47080409. The next prime is 47080457. The reversal of 47080439 is 93408074.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-47080439 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 47080399 and 47080408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47080409) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15692 + ... + 18449.
It is an arithmetic number, because the mean of its divisors is an integer number (6760116).
Almost surely, 247080439 is an apocalyptic number.
47080439 is a deficient number, since it is larger than the sum of its proper divisors (7000489).
47080439 is a wasteful number, since it uses less digits than its factorization.
47080439 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34345.
The product of its (nonzero) digits is 24192, while the sum is 35.
The square root of 47080439 is about 6861.5187094404. The cubic root of 47080439 is about 361.0883703619.
The spelling of 47080439 in words is "forty-seven million, eighty thousand, four hundred thirty-nine".
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