Base | Representation |
---|---|
bin | 1100111011010… |
… | …0000110000001 |
3 | 10210000102001111 |
4 | 3032310012001 |
5 | 102334340131 |
6 | 5214003321 |
7 | 1225551226 |
oct | 316640601 |
9 | 123012044 |
10 | 54215041 |
11 | 2866a621 |
12 | 161a6541 |
13 | b302b0a |
14 | 72b394d |
15 | 4b5dab1 |
hex | 33b4181 |
54215041 has 4 divisors (see below), whose sum is σ = 55134000. Its totient is φ = 53296084.
The previous prime is 54215011. The next prime is 54215053. The reversal of 54215041 is 14051245.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 54215041 - 25 = 54215009 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54215011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459391 + ... + 459508.
It is an arithmetic number, because the mean of its divisors is an integer number (13783500).
Almost surely, 254215041 is an apocalyptic number.
It is an amenable number.
54215041 is a deficient number, since it is larger than the sum of its proper divisors (918959).
54215041 is an equidigital number, since it uses as much as digits as its factorization.
54215041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 918958.
The product of its (nonzero) digits is 800, while the sum is 22.
The square root of 54215041 is about 7363.0863773285. The cubic root of 54215041 is about 378.4773813271.
Adding to 54215041 its reverse (14051245), we get a palindrome (68266286).
The spelling of 54215041 in words is "fifty-four million, two hundred fifteen thousand, forty-one".
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