Base | Representation |
---|---|
bin | 1101000100011… |
… | …1010100101010 |
3 | 10211011001021122 |
4 | 3101013110222 |
5 | 103013134330 |
6 | 5234535242 |
7 | 1233642335 |
oct | 321072452 |
9 | 124131248 |
10 | 54818090 |
11 | 28a41708 |
12 | 16437522 |
13 | b484452 |
14 | 73cd61c |
15 | 4c2c5e5 |
hex | 344752a |
54818090 has 16 divisors (see below), whose sum is σ = 101340072. Its totient is φ = 21334464.
The previous prime is 54818089. The next prime is 54818111. The reversal of 54818090 is 9081845.
It can be written as a sum of positive squares in 4 ways, for example, as 54449641 + 368449 = 7379^2 + 607^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 54818090.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73709 + ... + 74448.
Almost surely, 254818090 is an apocalyptic number.
54818090 is a deficient number, since it is larger than the sum of its proper divisors (46521982).
54818090 is a wasteful number, since it uses less digits than its factorization.
54818090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148201.
The product of its (nonzero) digits is 11520, while the sum is 35.
The square root of 54818090 is about 7403.9239596311. The cubic root of 54818090 is about 379.8755132396.
The spelling of 54818090 in words is "fifty-four million, eight hundred eighteen thousand, ninety".
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