Base | Representation |
---|---|
bin | 1001001111000111010100… |
… | …01100000111111000100111 |
3 | 2122220200001001202121202200 |
4 | 10213203222030013320213 |
5 | 10130231433303001210 |
6 | 111110310344305543 |
7 | 4164246656040063 |
oct | 447435214077047 |
9 | 78820031677680 |
10 | 20310534422055 |
11 | 6520716206569 |
12 | 2340398a722b3 |
13 | b44376747877 |
14 | 50306c4b8aa3 |
15 | 2534cc2ba0c0 |
hex | 1278ea307e27 |
20310534422055 has 24 divisors (see below), whose sum is σ = 35208058483728. Its totient is φ = 10831321286016.
The previous prime is 20310534422053. The next prime is 20310534422089. The reversal of 20310534422055 is 55022443501302.
20310534422055 is a `hidden beast` number, since 2 + 0 + 3 + 1 + 0 + 5 + 3 + 442 + 205 + 5 = 666.
It is not a de Polignac number, because 20310534422055 - 21 = 20310534422053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20310534422051) 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 23 ways as a sum of consecutive naturals, for example, 19566342 + ... + 20578211.
It is an arithmetic number, because the mean of its divisors is an integer number (1467002436822).
Almost surely, 220310534422055 is an apocalyptic number.
20310534422055 is a deficient number, since it is larger than the sum of its proper divisors (14897524061673).
20310534422055 is a wasteful number, since it uses less digits than its factorization.
20310534422055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40155807 (or 40155804 counting only the distinct ones).
The product of its (nonzero) digits is 144000, while the sum is 36.
Adding to 20310534422055 its reverse (55022443501302), we get a palindrome (75332977923357).
The spelling of 20310534422055 in words is "twenty trillion, three hundred ten billion, five hundred thirty-four million, four hundred twenty-two thousand, fifty-five".
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