Base | Representation |
---|---|
bin | 1100111011011… |
… | …1101110011111 |
3 | 10210001011110112 |
4 | 3032313232133 |
5 | 102340324134 |
6 | 5214200235 |
7 | 1225642502 |
oct | 316675637 |
9 | 123034415 |
10 | 54229919 |
11 | 2867a817 |
12 | 161b307b |
13 | b309813 |
14 | 72b9139 |
15 | 4b631ce |
hex | 33b7b9f |
54229919 has 4 divisors (see below), whose sum is σ = 54247344. Its totient is φ = 54212496.
The previous prime is 54229907. The next prime is 54229927. The reversal of 54229919 is 91992245.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 54229919 - 212 = 54225823 is a prime.
It is a super-2 number, since 2×542299192 = 5881768229493122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54229969) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2627 + ... + 10740.
It is an arithmetic number, because the mean of its divisors is an integer number (13561836).
Almost surely, 254229919 is an apocalyptic number.
54229919 is a deficient number, since it is larger than the sum of its proper divisors (17425).
54229919 is a wasteful number, since it uses less digits than its factorization.
54229919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17424.
The product of its digits is 58320, while the sum is 41.
The square root of 54229919 is about 7364.0966180517. The cubic root of 54229919 is about 378.5119994660.
The spelling of 54229919 in words is "fifty-four million, two hundred twenty-nine thousand, nine hundred nineteen".
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