Base | Representation |
---|---|
bin | 1101000110010… |
… | …1000110011001 |
3 | 10211101020120221 |
4 | 3101211012121 |
5 | 103031040212 |
6 | 5241320041 |
7 | 1234661044 |
oct | 321450631 |
9 | 124336527 |
10 | 54940057 |
11 | 29015307 |
12 | 16496021 |
13 | b4c7b13 |
14 | 7421c5b |
15 | 4c53807 |
hex | 3465199 |
54940057 has 2 divisors, whose sum is σ = 54940058. Its totient is φ = 54940056.
The previous prime is 54940021. The next prime is 54940063. The reversal of 54940057 is 75004945.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 43811161 + 11128896 = 6619^2 + 3336^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-54940057 is a prime.
It is not a weakly prime, because it can be changed into another prime (54940087) by changing a digit.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27470028 + 27470029.
It is an arithmetic number, because the mean of its divisors is an integer number (27470029).
Almost surely, 254940057 is an apocalyptic number.
It is an amenable number.
54940057 is a deficient number, since it is larger than the sum of its proper divisors (1).
54940057 is an equidigital number, since it uses as much as digits as its factorization.
54940057 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 25200, while the sum is 34.
The square root of 54940057 is about 7412.1560291187. The cubic root of 54940057 is about 380.1570380486.
The spelling of 54940057 in words is "fifty-four million, nine hundred forty thousand, fifty-seven".
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