Base | Representation |
---|---|
bin | 101111110100110111… |
… | …010101111110010100 |
3 | 11220112212022222002212 |
4 | 233310313111332110 |
5 | 1320132303221014 |
6 | 35331404252552 |
7 | 3465366334445 |
oct | 576467257624 |
9 | 156485288085 |
10 | 51352788884 |
11 | 1a8623463a1 |
12 | 9b51b41158 |
13 | 4ac50cb617 |
14 | 26b22732cc |
15 | 150851123e |
hex | bf4dd5f94 |
51352788884 has 6 divisors (see below), whose sum is σ = 89867380554. Its totient is φ = 25676394440.
The previous prime is 51352788871. The next prime is 51352788889. The reversal of 51352788884 is 48888725315.
It can be written as a sum of positive squares in only one way, i.e., 27965203984 + 23387584900 = 167228^2 + 152930^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51352788889) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6419098607 + ... + 6419098614.
It is an arithmetic number, because the mean of its divisors is an integer number (14977896759).
Almost surely, 251352788884 is an apocalyptic number.
It is an amenable number.
51352788884 is a deficient number, since it is larger than the sum of its proper divisors (38514591670).
51352788884 is a wasteful number, since it uses less digits than its factorization.
51352788884 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12838197225 (or 12838197223 counting only the distinct ones).
The product of its digits is 17203200, while the sum is 59.
The spelling of 51352788884 in words is "fifty-one billion, three hundred fifty-two million, seven hundred eighty-eight thousand, eight hundred eighty-four".
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