Base | Representation |
---|---|
bin | 11001000010010… |
… | …10011100001100 |
3 | 112122012010102112 |
4 | 30201022130030 |
5 | 412231120413 |
6 | 32501243152 |
7 | 5130066344 |
oct | 1441123414 |
9 | 478163375 |
10 | 210020108 |
11 | a8607241 |
12 | 5a4034b8 |
13 | 3468506c |
14 | 1dc6dd24 |
15 | 136882a8 |
hex | c84a70c |
210020108 has 24 divisors (see below), whose sum is σ = 390422592. Its totient is φ = 98511104.
The previous prime is 210020101. The next prime is 210020137. The reversal of 210020108 is 801020012.
It is a junction number, because it is equal to n+sod(n) for n = 210020092 and 210020101.
It is not an unprimeable number, because it can be changed into a prime (210020101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16685 + ... + 26427.
It is an arithmetic number, because the mean of its divisors is an integer number (16267608).
Almost surely, 2210020108 is an apocalyptic number.
It is an amenable number.
210020108 is a deficient number, since it is larger than the sum of its proper divisors (180402484).
210020108 is a wasteful number, since it uses less digits than its factorization.
210020108 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10081 (or 10079 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
The square root of 210020108 is about 14492.0705214955. The cubic root of 210020108 is about 594.4111661601.
The spelling of 210020108 in words is "two hundred ten million, twenty thousand, one hundred eight".
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