Base | Representation |
---|---|
bin | 1011001110111… |
… | …1001000100111 |
3 | 10021122210011010 |
4 | 2303233020213 |
5 | 44030214324 |
6 | 4401513303 |
7 | 1111325610 |
oct | 263571047 |
9 | 107583133 |
10 | 47116839 |
11 | 24661640 |
12 | 13942833 |
13 | 99b8cb3 |
14 | 6386c07 |
15 | 420a829 |
hex | 2cef227 |
47116839 has 16 divisors (see below), whose sum is σ = 78324480. Its totient is φ = 24476160.
The previous prime is 47116837. The next prime is 47116871. The reversal of 47116839 is 93861174.
It is not a de Polignac number, because 47116839 - 21 = 47116837 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 47116797 and 47116806.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47116837) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101754 + ... + 102215.
It is an arithmetic number, because the mean of its divisors is an integer number (4895280).
Almost surely, 247116839 is an apocalyptic number.
47116839 is a deficient number, since it is larger than the sum of its proper divisors (31207641).
47116839 is a wasteful number, since it uses less digits than its factorization.
47116839 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 203990.
The product of its digits is 36288, while the sum is 39.
The square root of 47116839 is about 6864.1706709551. The cubic root of 47116839 is about 361.1814042638.
It can be divided in two parts, 47 and 116839, that added together give a triangular number (116886 = T483).
The spelling of 47116839 in words is "forty-seven million, one hundred sixteen thousand, eight hundred thirty-nine".
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