Base | Representation |
---|---|
bin | 1011001110100… |
… | …0010011111101 |
3 | 10021121100211002 |
4 | 2303220103331 |
5 | 44023321033 |
6 | 4401140045 |
7 | 1111151255 |
oct | 263502375 |
9 | 107540732 |
10 | 47088893 |
11 | 24642645 |
12 | 1392a625 |
13 | 99a9367 |
14 | 637a965 |
15 | 42023e8 |
hex | 2ce84fd |
47088893 has 2 divisors, whose sum is σ = 47088894. Its totient is φ = 47088892.
The previous prime is 47088887. The next prime is 47088911. The reversal of 47088893 is 39888074.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 47087044 + 1849 = 6862^2 + 43^2 .
It is a cyclic number.
It is not a de Polignac number, because 47088893 - 28 = 47088637 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (47088803) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23544446 + 23544447.
It is an arithmetic number, because the mean of its divisors is an integer number (23544447).
Almost surely, 247088893 is an apocalyptic number.
It is an amenable number.
47088893 is a deficient number, since it is larger than the sum of its proper divisors (1).
47088893 is an equidigital number, since it uses as much as digits as its factorization.
47088893 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 387072, while the sum is 47.
The square root of 47088893 is about 6862.1347261621. The cubic root of 47088893 is about 361.1099820153.
The spelling of 47088893 in words is "forty-seven million, eighty-eight thousand, eight hundred ninety-three".
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