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55123510250341 = 133145238779
BaseRepresentation
bin11001000100010011100010…
…01111110100101101100101
321020011202102012121012021101
430202021301033310231211
524211120422111002331
6313123220243120101
714416353654116551
oct1442116117645545
9236152365535241
1055123510250341
1116622827518805
126223380073031
13249b180cb96c0
14d87dc65a2861
15658d505bb061
hex3222713f4b65

55123510250341 has 40 divisors (see below), whose sum is σ = 61466861394400. Its totient is φ = 49142094392160.

The previous prime is 55123510250299. The next prime is 55123510250363. The reversal of 55123510250341 is 14305201532155.

55123510250341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-55123510250341 is a prime.

It is a super-3 number, since 3×551235102503413 (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55123510250341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55123510256341) 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 in 39 ways as a sum of consecutive naturals, for example, 6279014890 + ... + 6279023668.

It is an arithmetic number, because the mean of its divisors is an integer number (1536671534860).

Almost surely, 255123510250341 is an apocalyptic number.

It is an amenable number.

55123510250341 is a deficient number, since it is larger than the sum of its proper divisors (6343351144059).

55123510250341 is an frugal number, since it uses more digits than its factorization.

55123510250341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9439 (or 9346 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 37.

Adding to 55123510250341 its reverse (14305201532155), we get a palindrome (69428711782496).

The spelling of 55123510250341 in words is "fifty-five trillion, one hundred twenty-three billion, five hundred ten million, two hundred fifty thousand, three hundred forty-one".

Divisors: 1 13 31 403 523 961 6799 8779 12493 16213 29791 114127 210769 272149 387283 502603 923521 3537937 4591417 6533839 8436619 12005773 15580693 59688421 109676047 142333927 202549009 261535189 483001483 1850341051 3399957457 4412351737 6279019279 8107590859 57360572581 105398681167 136782903847 1778177750011 4240270019257 55123510250341