Base | Representation |
---|---|
bin | 11000110111011010001111… |
… | …00001101001000111010110 |
3 | 21011121101202002101121112012 |
4 | 30123231013201221013112 |
5 | 24131341004213144440 |
6 | 312143501522424222 |
7 | 14342346665460215 |
oct | 1433550741510726 |
9 | 234541662347465 |
10 | 54680428646870 |
11 | 16471926501044 |
12 | 6171524b02072 |
13 | 246845b042400 |
14 | d7079286707c |
15 | 64c56b8c7e65 |
hex | 31bb478691d6 |
54680428646870 has 24 divisors (see below), whose sum is σ = 106578302939856. Its totient is φ = 20189696730528.
The previous prime is 54680428646861. The next prime is 54680428646873. The reversal of 54680428646870 is 7864682408645.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 54680428646870.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54680428646873) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16177639922 + ... + 16177643301.
It is an arithmetic number, because the mean of its divisors is an integer number (4440762622494).
Almost surely, 254680428646870 is an apocalyptic number.
54680428646870 is a deficient number, since it is larger than the sum of its proper divisors (51897874292986).
54680428646870 is a wasteful number, since it uses less digits than its factorization.
54680428646870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32355283256 (or 32355283243 counting only the distinct ones).
The product of its (nonzero) digits is 495452160, while the sum is 68.
The spelling of 54680428646870 in words is "fifty-four trillion, six hundred eighty billion, four hundred twenty-eight million, six hundred forty-six thousand, eight hundred seventy".
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