Base | Representation |
---|---|
bin | 1011001101010… |
… | …0100111111001 |
3 | 10021110021012021 |
4 | 2303110213321 |
5 | 44013230444 |
6 | 4355314441 |
7 | 1110364201 |
oct | 263244771 |
9 | 107407167 |
10 | 47008249 |
11 | 24597aa2 |
12 | 138aba21 |
13 | 997b742 |
14 | 6359401 |
15 | 41d8584 |
hex | 2cd49f9 |
47008249 has 2 divisors, whose sum is σ = 47008250. Its totient is φ = 47008248.
The previous prime is 47008243. The next prime is 47008253. The reversal of 47008249 is 94280074.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 34012224 + 12996025 = 5832^2 + 3605^2 .
It is a cyclic number.
It is not a de Polignac number, because 47008249 - 219 = 46483961 is a prime.
It is not a weakly prime, because it can be changed into another prime (47008243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23504124 + 23504125.
It is an arithmetic number, because the mean of its divisors is an integer number (23504125).
Almost surely, 247008249 is an apocalyptic number.
It is an amenable number.
47008249 is a deficient number, since it is larger than the sum of its proper divisors (1).
47008249 is an equidigital number, since it uses as much as digits as its factorization.
47008249 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 47008249 is about 6856.2561941631. The cubic root of 47008249 is about 360.9037196911.
The spelling of 47008249 in words is "forty-seven million, eight thousand, two hundred forty-nine".
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