Base | Representation |
---|---|
bin | 1100001001111000010… |
… | …1011011100100110110 |
3 | 201221222101002021122011 |
4 | 3002132011123210312 |
5 | 11410121011412011 |
6 | 235532024554434 |
7 | 21041344162633 |
oct | 3023605334466 |
9 | 657871067564 |
10 | 208810654006 |
11 | 80613196a39 |
12 | 34576322a1a |
13 | 168c97a5606 |
14 | a16c2c918a |
15 | 5671bed621 |
hex | 309e15b936 |
208810654006 has 16 divisors (see below), whose sum is σ = 315732566016. Its totient is φ = 103566727656.
The previous prime is 208810653983. The next prime is 208810654007. The reversal of 208810654006 is 600456018802.
208810654006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 208810654006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (208810654007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1615965 + ... + 1740391.
It is an arithmetic number, because the mean of its divisors is an integer number (19733285376).
Almost surely, 2208810654006 is an apocalyptic number.
208810654006 is a deficient number, since it is larger than the sum of its proper divisors (106921912010).
208810654006 is a wasteful number, since it uses less digits than its factorization.
208810654006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131163.
The product of its (nonzero) digits is 92160, while the sum is 40.
The spelling of 208810654006 in words is "two hundred eight billion, eight hundred ten million, six hundred fifty-four thousand, six".
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