Base | Representation |
---|---|
bin | 1101000100010… |
… | …1000110001101 |
3 | 10211010120202222 |
4 | 3101011012031 |
5 | 103012341343 |
6 | 5234425125 |
7 | 1233603632 |
oct | 321050615 |
9 | 124116688 |
10 | 54808973 |
11 | 28a3587a |
12 | 164321a5 |
13 | b48025b |
14 | 73ca189 |
15 | 4c29a68 |
hex | 344518d |
54808973 has 2 divisors, whose sum is σ = 54808974. Its totient is φ = 54808972.
The previous prime is 54808907. The next prime is 54808979. The reversal of 54808973 is 37980845.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 37982569 + 16826404 = 6163^2 + 4102^2 .
It is a cyclic number.
It is not a de Polignac number, because 54808973 - 220 = 53760397 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54808979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27404486 + 27404487.
It is an arithmetic number, because the mean of its divisors is an integer number (27404487).
Almost surely, 254808973 is an apocalyptic number.
It is an amenable number.
54808973 is a deficient number, since it is larger than the sum of its proper divisors (1).
54808973 is an equidigital number, since it uses as much as digits as its factorization.
54808973 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 241920, while the sum is 44.
The square root of 54808973 is about 7403.3082469934. The cubic root of 54808973 is about 379.8544525699.
The spelling of 54808973 in words is "fifty-four million, eight hundred eight thousand, nine hundred seventy-three".
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