Base | Representation |
---|---|
bin | 1011100011000… |
… | …1111111001111 |
3 | 10101010222011012 |
4 | 2320301333033 |
5 | 44400023442 |
6 | 4450115435 |
7 | 1125504203 |
oct | 270617717 |
9 | 111128135 |
10 | 48439247 |
11 | 2538513a |
12 | 1427bb7b |
13 | a05cb9c |
14 | 660cb03 |
15 | 43bc582 |
hex | 2e31fcf |
48439247 has 2 divisors, whose sum is σ = 48439248. Its totient is φ = 48439246.
The previous prime is 48439231. The next prime is 48439249. The reversal of 48439247 is 74293484.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 48439247 - 24 = 48439231 is a prime.
Together with 48439249, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (48439249) 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 as a sum of consecutive naturals, namely, 24219623 + 24219624.
It is an arithmetic number, because the mean of its divisors is an integer number (24219624).
Almost surely, 248439247 is an apocalyptic number.
48439247 is a deficient number, since it is larger than the sum of its proper divisors (1).
48439247 is an equidigital number, since it uses as much as digits as its factorization.
48439247 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 193536, while the sum is 41.
The square root of 48439247 is about 6959.8309605909. The cubic root of 48439247 is about 364.5293163560.
The spelling of 48439247 in words is "forty-eight million, four hundred thirty-nine thousand, two hundred forty-seven".
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