Base | Representation |
---|---|
bin | 1101000101000… |
… | …0001101011001 |
3 | 10211012220012202 |
4 | 3101100031121 |
5 | 103020320424 |
6 | 5235415545 |
7 | 1234153424 |
oct | 321201531 |
9 | 124186182 |
10 | 54854489 |
11 | 28a66a98 |
12 | 164545b5 |
13 | b497ba1 |
14 | 73dc9bb |
15 | 4c382ae |
hex | 3450359 |
54854489 has 2 divisors, whose sum is σ = 54854490. Its totient is φ = 54854488.
The previous prime is 54854479. The next prime is 54854497. The reversal of 54854489 is 98445845.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 53772889 + 1081600 = 7333^2 + 1040^2 .
It is a cyclic number.
It is not a de Polignac number, because 54854489 - 24 = 54854473 is a prime.
It is a super-2 number, since 2×548544892 = 6018029926902242, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (54854419) 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, 27427244 + 27427245.
It is an arithmetic number, because the mean of its divisors is an integer number (27427245).
Almost surely, 254854489 is an apocalyptic number.
It is an amenable number.
54854489 is a deficient number, since it is larger than the sum of its proper divisors (1).
54854489 is an equidigital number, since it uses as much as digits as its factorization.
54854489 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 921600, while the sum is 47.
The square root of 54854489 is about 7406.3816401803. The cubic root of 54854489 is about 379.9595732616.
The spelling of 54854489 in words is "fifty-four million, eight hundred fifty-four thousand, four hundred eighty-nine".
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