Base | Representation |
---|---|
bin | 1100111000011… |
… | …0101000010000 |
3 | 10202122221121021 |
4 | 3032012220100 |
5 | 102312410231 |
6 | 5210005224 |
7 | 1224144262 |
oct | 316065020 |
9 | 122587537 |
10 | 54028816 |
11 | 28552716 |
12 | 16116814 |
13 | b26911a |
14 | 7265b32 |
15 | 4b23811 |
hex | 3386a10 |
54028816 has 20 divisors (see below), whose sum is σ = 107235324. Its totient is φ = 26355200.
The previous prime is 54028813. The next prime is 54028829. The reversal of 54028816 is 61882045.
It can be written as a sum of positive squares in 2 ways, for example, as 14288400 + 39740416 = 3780^2 + 6304^2 .
It is a super-2 number, since 2×540288162 = 5838225916723712, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54028813) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40525 + ... + 41836.
Almost surely, 254028816 is an apocalyptic number.
It is an amenable number.
54028816 is a deficient number, since it is larger than the sum of its proper divisors (53206508).
54028816 is a wasteful number, since it uses less digits than its factorization.
54028816 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82410 (or 82404 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 34.
The square root of 54028816 is about 7350.4296473063. The cubic root of 54028816 is about 378.0435361331.
The spelling of 54028816 in words is "fifty-four million, twenty-eight thousand, eight hundred sixteen".
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