Base | Representation |
---|---|
bin | 100000101101111… |
… | …001000001101001 |
3 | 1102020212001120112 |
4 | 200231321001221 |
5 | 2111004312334 |
6 | 130244504105 |
7 | 16413403241 |
oct | 4055710151 |
9 | 1366761515 |
10 | 548900969 |
11 | 261927471 |
12 | 1339ab035 |
13 | 89947196 |
14 | 52c84b21 |
15 | 332c74ce |
hex | 20b79069 |
548900969 has 2 divisors, whose sum is σ = 548900970. Its totient is φ = 548900968.
The previous prime is 548900953. The next prime is 548900983. The reversal of 548900969 is 969009845.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 452625625 + 96275344 = 21275^2 + 9812^2 .
It is a cyclic number.
It is not a de Polignac number, because 548900969 - 24 = 548900953 is a prime.
It is a super-2 number, since 2×5489009692 = 602584547538277922, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (548900999) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274450484 + 274450485.
It is an arithmetic number, because the mean of its divisors is an integer number (274450485).
Almost surely, 2548900969 is an apocalyptic number.
It is an amenable number.
548900969 is a deficient number, since it is larger than the sum of its proper divisors (1).
548900969 is an equidigital number, since it uses as much as digits as its factorization.
548900969 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 699840, while the sum is 50.
The square root of 548900969 is about 23428.6356623684. The cubic root of 548900969 is about 818.7751736797.
The spelling of 548900969 in words is "five hundred forty-eight million, nine hundred thousand, nine hundred sixty-nine".
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