Base | Representation |
---|---|
bin | 1101000001111… |
… | …0011101111101 |
3 | 10210211112201211 |
4 | 3100132131331 |
5 | 102442310444 |
6 | 5231204421 |
7 | 1232344426 |
oct | 320363575 |
9 | 123745654 |
10 | 54650749 |
11 | 28937a0a |
12 | 16376711 |
13 | b42622a |
14 | 738864d |
15 | 4be7c34 |
hex | 341e77d |
54650749 has 2 divisors, whose sum is σ = 54650750. Its totient is φ = 54650748.
The previous prime is 54650741. The next prime is 54650779. The reversal of 54650749 is 94705645.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 42968025 + 11682724 = 6555^2 + 3418^2 .
It is a cyclic number.
It is not a de Polignac number, because 54650749 - 23 = 54650741 is a prime.
It is a super-2 number, since 2×546507492 = 5973408732522002, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54650741) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27325374 + 27325375.
It is an arithmetic number, because the mean of its divisors is an integer number (27325375).
Almost surely, 254650749 is an apocalyptic number.
It is an amenable number.
54650749 is a deficient number, since it is larger than the sum of its proper divisors (1).
54650749 is an equidigital number, since it uses as much as digits as its factorization.
54650749 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 151200, while the sum is 40.
The square root of 54650749 is about 7392.6144901516. The cubic root of 54650749 is about 379.4885756260.
The spelling of 54650749 in words is "fifty-four million, six hundred fifty thousand, seven hundred forty-nine".
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