Base | Representation |
---|---|
bin | 1100010101010… |
… | …0011011111000 |
3 | 10121022221211110 |
4 | 3011110123320 |
5 | 101220213242 |
6 | 5044400320 |
7 | 1165443606 |
oct | 305243370 |
9 | 117287743 |
10 | 51726072 |
11 | 2721a622 |
12 | 153a60a0 |
13 | a940c58 |
14 | 6c26876 |
15 | 481b39c |
hex | 31546f8 |
51726072 has 16 divisors (see below), whose sum is σ = 129315240. Its totient is φ = 17242016.
The previous prime is 51726049. The next prime is 51726091. The reversal of 51726072 is 27062715.
51726072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
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, 1077603 + ... + 1077650.
Almost surely, 251726072 is an apocalyptic number.
It is an amenable number.
51726072 is an abundant number, since it is smaller than the sum of its proper divisors (77589168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51726072 is a wasteful number, since it uses less digits than its factorization.
51726072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2155262 (or 2155258 counting only the distinct ones).
The product of its (nonzero) digits is 5880, while the sum is 30.
The square root of 51726072 is about 7192.0839817121. The cubic root of 51726072 is about 372.5945516177.
Adding to 51726072 its reverse (27062715), we get a palindrome (78788787).
The spelling of 51726072 in words is "fifty-one million, seven hundred twenty-six thousand, seventy-two".
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