Base | Representation |
---|---|
bin | 100000011011100… |
… | …000101111000001 |
3 | 1101220210021101211 |
4 | 200123200233001 |
5 | 2103241123011 |
6 | 125553330121 |
7 | 16324425316 |
oct | 4033405701 |
9 | 1356707354 |
10 | 544082881 |
11 | 25a136581 |
12 | 132266941 |
13 | 8894b144 |
14 | 5238cd0d |
15 | 32b74b21 |
hex | 206e0bc1 |
544082881 has 4 divisors (see below), whose sum is σ = 544571092. Its totient is φ = 543594672.
The previous prime is 544082867. The next prime is 544082893. The reversal of 544082881 is 188280445.
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 160275600 + 383807281 = 12660^2 + 19591^2 .
It is a cyclic number.
It is not a de Polignac number, because 544082881 - 213 = 544074689 is a prime.
It is a super-2 number, since 2×5440828812 = 592052362794520322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (544082681) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242430 + ... + 244663.
It is an arithmetic number, because the mean of its divisors is an integer number (136142773).
Almost surely, 2544082881 is an apocalyptic number.
It is an amenable number.
544082881 is a deficient number, since it is larger than the sum of its proper divisors (488211).
544082881 is a wasteful number, since it uses less digits than its factorization.
544082881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 488210.
The product of its (nonzero) digits is 81920, while the sum is 40.
The square root of 544082881 is about 23325.5842584918. The cubic root of 544082881 is about 816.3724755891.
The spelling of 544082881 in words is "five hundred forty-four million, eighty-two thousand, eight hundred eighty-one".
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