Base | Representation |
---|---|
bin | 110100110000100000… |
… | …101010000101101100 |
3 | 12102012221001000210121 |
4 | 310300200222011230 |
5 | 1412004000122340 |
6 | 42005100414324 |
7 | 4043541546136 |
oct | 646040520554 |
9 | 172187030717 |
10 | 56648442220 |
11 | 2202a6290a7 |
12 | ab8b5473a4 |
13 | 545a2956c6 |
14 | 2a556d6056 |
15 | 17183b894a |
hex | d3082a16c |
56648442220 has 12 divisors (see below), whose sum is σ = 118961728704. Its totient is φ = 22659376880.
The previous prime is 56648442197. The next prime is 56648442229. The reversal of 56648442220 is 2224484665.
It is not an unprimeable number, because it can be changed into a prime (56648442229) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1416211036 + ... + 1416211075.
It is an arithmetic number, because the mean of its divisors is an integer number (9913477392).
Almost surely, 256648442220 is an apocalyptic number.
It is an amenable number.
56648442220 is an abundant number, since it is smaller than the sum of its proper divisors (62313286484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56648442220 is a wasteful number, since it uses less digits than its factorization.
56648442220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2832422120 (or 2832422118 counting only the distinct ones).
The product of its (nonzero) digits is 737280, while the sum is 43.
The spelling of 56648442220 in words is "fifty-six billion, six hundred forty-eight million, four hundred forty-two thousand, two hundred twenty".
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