Base | Representation |
---|---|
bin | 110011001010110100… |
… | …110011011000010101 |
3 | 12020211000220111111002 |
4 | 303022310303120111 |
5 | 1400010231302000 |
6 | 41123515153045 |
7 | 3653345044406 |
oct | 631264633025 |
9 | 166730814432 |
10 | 54942447125 |
11 | 213346407a5 |
12 | a794145785 |
13 | 52479ca457 |
14 | 2932ccd9ad |
15 | 166872d8d5 |
hex | ccad33615 |
54942447125 has 32 divisors (see below), whose sum is σ = 69418264032. Its totient is φ = 43411200000.
The previous prime is 54942447121. The next prime is 54942447149. The reversal of 54942447125 is 52174424945.
54942447125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 16 ways, for example, as 52345321681 + 2597125444 = 228791^2 + 50962^2 .
It is not a de Polignac number, because 54942447125 - 22 = 54942447121 is a prime.
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 54942447125.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54942447121) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5309957 + ... + 5320293.
It is an arithmetic number, because the mean of its divisors is an integer number (2169320751).
Almost surely, 254942447125 is an apocalyptic number.
It is an amenable number.
54942447125 is a deficient number, since it is larger than the sum of its proper divisors (14475816907).
54942447125 is a wasteful number, since it uses less digits than its factorization.
54942447125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10874 (or 10864 counting only the distinct ones).
The product of its digits is 1612800, while the sum is 47.
The spelling of 54942447125 in words is "fifty-four billion, nine hundred forty-two million, four hundred forty-seven thousand, one hundred twenty-five".
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