Base | Representation |
---|---|
bin | 10111011001000111101110… |
… | …10000000100110000101111 |
3 | 20202010200101012012112021122 |
4 | 23230203313100010300233 |
5 | 23220301001142214210 |
6 | 301223304235051155 |
7 | 13556315630003321 |
oct | 1354436720046057 |
9 | 222120335175248 |
10 | 51440676523055 |
11 | 15432960929186 |
12 | 592966a5a0abb |
13 | 2291ab15bb8b1 |
14 | c9ba561a7611 |
15 | 5e3153d8cb55 |
hex | 2ec8f7404c2f |
51440676523055 has 48 divisors (see below), whose sum is σ = 66301396711200. Its totient is φ = 38302495408128.
The previous prime is 51440676523001. The next prime is 51440676523057. The reversal of 51440676523055 is 55032567604415.
51440676523055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 51440676523055 - 28 = 51440676522799 is a prime.
It is a super-3 number, since 3×514406765230553 (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 51440676522988 and 51440676523006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51440676523057) 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 47 ways as a sum of consecutive naturals, for example, 179688671 + ... + 179974719.
It is an arithmetic number, because the mean of its divisors is an integer number (1381279098150).
Almost surely, 251440676523055 is an apocalyptic number.
51440676523055 is a deficient number, since it is larger than the sum of its proper divisors (14860720188145).
51440676523055 is a wasteful number, since it uses less digits than its factorization.
51440676523055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287468 (or 287451 counting only the distinct ones).
The product of its (nonzero) digits is 15120000, while the sum is 53.
The spelling of 51440676523055 in words is "fifty-one trillion, four hundred forty billion, six hundred seventy-six million, five hundred twenty-three thousand, fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •