Base | Representation |
---|---|
bin | 1100111011010… |
… | …0100010100101 |
3 | 10210000111120012 |
4 | 3032310202211 |
5 | 102334414434 |
6 | 5214020005 |
7 | 1225556450 |
oct | 316644245 |
9 | 123014505 |
10 | 54216869 |
11 | 28670a33 |
12 | 161a7605 |
13 | b3038b5 |
14 | 72b4497 |
15 | 4b5e3ce |
hex | 33b48a5 |
54216869 has 8 divisors (see below), whose sum is σ = 62887488. Its totient is φ = 45777600.
The previous prime is 54216853. The next prime is 54216871. The reversal of 54216869 is 96861245.
It is a happy number.
54216869 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 cyclic number.
It is not a de Polignac number, because 54216869 - 24 = 54216853 is a prime.
It is a super-2 number, since 2×542168692 = 5878937768326322, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54216809) 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 7 ways as a sum of consecutive naturals, for example, 57332 + ... + 58269.
It is an arithmetic number, because the mean of its divisors is an integer number (7860936).
Almost surely, 254216869 is an apocalyptic number.
It is an amenable number.
54216869 is a deficient number, since it is larger than the sum of its proper divisors (8670619).
54216869 is a wasteful number, since it uses less digits than its factorization.
54216869 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115675.
The product of its digits is 103680, while the sum is 41.
The square root of 54216869 is about 7363.2105090103. The cubic root of 54216869 is about 378.4816350598.
The spelling of 54216869 in words is "fifty-four million, two hundred sixteen thousand, eight hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •