Base | Representation |
---|---|
bin | 11010010100010… |
… | …10111011011000 |
3 | 120101102021111222 |
4 | 31022022323120 |
5 | 423004120013 |
6 | 33523511212 |
7 | 5320341224 |
oct | 1512127330 |
9 | 511367458 |
10 | 220770008 |
11 | 103689858 |
12 | 61b28508 |
13 | 3697a054 |
14 | 2146b784 |
15 | 145ad508 |
hex | d28aed8 |
220770008 has 32 divisors (see below), whose sum is σ = 434419200. Its totient is φ = 104980128.
The previous prime is 220770001. The next prime is 220770013. The reversal of 220770008 is 800077022.
220770008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220770001) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29585 + ... + 36287.
It is an arithmetic number, because the mean of its divisors is an integer number (13575600).
Almost surely, 2220770008 is an apocalyptic number.
It is an amenable number.
220770008 is a deficient number, since it is larger than the sum of its proper divisors (213649192).
220770008 is a wasteful number, since it uses less digits than its factorization.
220770008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6911 (or 6907 counting only the distinct ones).
The product of its (nonzero) digits is 1568, while the sum is 26.
The square root of 220770008 is about 14858.3312656570. The cubic root of 220770008 is about 604.3845554830.
The spelling of 220770008 in words is "two hundred twenty million, seven hundred seventy thousand, eight".
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