Base | Representation |
---|---|
bin | 1100001000111111000… |
… | …1000010110100100000 |
3 | 201221100122001120110202 |
4 | 3002033301002310200 |
5 | 11404123012204304 |
6 | 235452124044332 |
7 | 21032366251421 |
oct | 3021761026440 |
9 | 657318046422 |
10 | 208570428704 |
11 | 804aa62a130 |
12 | 345099936a8 |
13 | 1688baa6071 |
14 | a148435648 |
15 | 565aa9a81e |
hex | 308fc42d20 |
208570428704 has 48 divisors (see below), whose sum is σ = 448379408736. Its totient is φ = 94714368000.
The previous prime is 208570428697. The next prime is 208570428743. The reversal of 208570428704 is 407824075802.
It is a happy number.
208570428704 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88064 + ... + 651840.
It is an arithmetic number, because the mean of its divisors is an integer number (9341237682).
Almost surely, 2208570428704 is an apocalyptic number.
It is an amenable number.
208570428704 is an abundant number, since it is smaller than the sum of its proper divisors (239808980032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
208570428704 is a wasteful number, since it uses less digits than its factorization.
208570428704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 564849 (or 564841 counting only the distinct ones).
The product of its (nonzero) digits is 1003520, while the sum is 47.
The spelling of 208570428704 in words is "two hundred eight billion, five hundred seventy million, four hundred twenty-eight thousand, seven hundred four".
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