Base | Representation |
---|---|
bin | 1100111001110… |
… | …0111111100010 |
3 | 10202211121020221 |
4 | 3032130333202 |
5 | 102323323133 |
6 | 5211553254 |
7 | 1225005322 |
oct | 316347742 |
9 | 122747227 |
10 | 54120418 |
11 | 28605520 |
12 | 1615b82a |
13 | b29ba21 |
14 | 728b282 |
15 | 4b40a2d |
hex | 339cfe2 |
54120418 has 32 divisors (see below), whose sum is σ = 96329088. Its totient is φ = 22521600.
The previous prime is 54120413. The next prime is 54120427. The reversal of 54120418 is 81402145.
It is a junction number, because it is equal to n+sod(n) for n = 54120392 and 54120401.
It is not an unprimeable number, because it can be changed into a prime (54120413) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11883 + ... + 15793.
It is an arithmetic number, because the mean of its divisors is an integer number (3010284).
Almost surely, 254120418 is an apocalyptic number.
54120418 is a deficient number, since it is larger than the sum of its proper divisors (42208670).
54120418 is a wasteful number, since it uses less digits than its factorization.
54120418 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3978.
The product of its (nonzero) digits is 1280, while the sum is 25.
The square root of 54120418 is about 7356.6580727937. The cubic root of 54120418 is about 378.2570641128.
The spelling of 54120418 in words is "fifty-four million, one hundred twenty thousand, four hundred eighteen".
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