Base | Representation |
---|---|
bin | 1100111110001… |
… | …0100100101010 |
3 | 10210101002012111 |
4 | 3033202210222 |
5 | 102411433133 |
6 | 5222032534 |
7 | 1230303244 |
oct | 317424452 |
9 | 123332174 |
10 | 54405418 |
11 | 2878a661 |
12 | 1627874a |
13 | b36b672 |
14 | 7323094 |
15 | 4b9a1cd |
hex | 33e292a |
54405418 has 8 divisors (see below), whose sum is σ = 81910080. Its totient is φ = 27102060.
The previous prime is 54405397. The next prime is 54405431. The reversal of 54405418 is 81450445.
54405418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 54405418.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49648 + ... + 50731.
It is an arithmetic number, because the mean of its divisors is an integer number (10238760).
Almost surely, 254405418 is an apocalyptic number.
54405418 is a deficient number, since it is larger than the sum of its proper divisors (27504662).
54405418 is a wasteful number, since it uses less digits than its factorization.
54405418 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100652.
The product of its (nonzero) digits is 12800, while the sum is 31.
The square root of 54405418 is about 7376.0028470710. The cubic root of 54405418 is about 378.9198736218.
The spelling of 54405418 in words is "fifty-four million, four hundred five thousand, four hundred eighteen".
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