Base | Representation |
---|---|
bin | 10001111001001… |
… | …101110000001001 |
3 | 202220220022100200 |
4 | 101321031300021 |
5 | 1103323224314 |
6 | 45442322413 |
7 | 10303516224 |
oct | 2171156011 |
9 | 686808320 |
10 | 300211209 |
11 | 144509141 |
12 | 84659409 |
13 | 4a272c8c |
14 | 2bc2a5bb |
15 | 1b551709 |
hex | 11e4dc09 |
300211209 has 12 divisors (see below), whose sum is σ = 435329076. Its totient is φ = 199360512.
The previous prime is 300211193. The next prime is 300211213. The reversal of 300211209 is 902112003.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 279825984 + 20385225 = 16728^2 + 4515^2 .
It is not a de Polignac number, because 300211209 - 24 = 300211193 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 300211191 and 300211200.
It is not an unprimeable number, because it can be changed into a prime (300211909) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62584 + ... + 67209.
It is an arithmetic number, because the mean of its divisors is an integer number (36277423).
Almost surely, 2300211209 is an apocalyptic number.
It is an amenable number.
300211209 is a deficient number, since it is larger than the sum of its proper divisors (135117867).
300211209 is a wasteful number, since it uses less digits than its factorization.
300211209 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130056 (or 130053 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
The square root of 300211209 is about 17326.6040815851. The cubic root of 300211209 is about 669.5900135221.
The spelling of 300211209 in words is "three hundred million, two hundred eleven thousand, two hundred nine".
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