Base | Representation |
---|---|
bin | 1100111010010… |
… | …1100010110001 |
3 | 10202220101022002 |
4 | 3032211202301 |
5 | 102330433231 |
6 | 5212423345 |
7 | 1225212404 |
oct | 316454261 |
9 | 122811262 |
10 | 54155441 |
11 | 2862986a |
12 | 16177b55 |
13 | b2b1952 |
14 | 7299d3b |
15 | 4b4b0cb |
hex | 33a58b1 |
54155441 has 4 divisors (see below), whose sum is σ = 56022900. Its totient is φ = 52287984.
The previous prime is 54155417. The next prime is 54155449. The reversal of 54155441 is 14455145.
54155441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 32262400 + 21893041 = 5680^2 + 4679^2 .
It is a cyclic number.
It is not a de Polignac number, because 54155441 - 210 = 54154417 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 1867429 = 54155441 / (5 + 4 + 1 + 5 + 5 + 4 + 4 + 1).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54155449) by changing a digit.
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, 933686 + ... + 933743.
It is an arithmetic number, because the mean of its divisors is an integer number (14005725).
Almost surely, 254155441 is an apocalyptic number.
It is an amenable number.
54155441 is a deficient number, since it is larger than the sum of its proper divisors (1867459).
54155441 is a wasteful number, since it uses less digits than its factorization.
54155441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1867458.
The product of its digits is 8000, while the sum is 29.
The square root of 54155441 is about 7359.0380485496. The cubic root of 54155441 is about 378.3386404753.
The spelling of 54155441 in words is "fifty-four million, one hundred fifty-five thousand, four hundred forty-one".
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