Base | Representation |
---|---|
bin | 11011000100111… |
… | …01000110100101 |
3 | 120211101200220002 |
4 | 31202131012211 |
5 | 431121322114 |
6 | 34312151045 |
7 | 5425423550 |
oct | 1542350645 |
9 | 524350802 |
10 | 227135909 |
11 | 107237630 |
12 | 64098485 |
13 | 38098760 |
14 | 22247697 |
15 | 14e197de |
hex | d89d1a5 |
227135909 has 32 divisors (see below), whose sum is σ = 308066304. Its totient is φ = 161714880.
The previous prime is 227135897. The next prime is 227135911. The reversal of 227135909 is 909531722.
227135909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 227135909 - 24 = 227135893 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (227135939) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102002 + ... + 104204.
It is an arithmetic number, because the mean of its divisors is an integer number (9627072).
Almost surely, 2227135909 is an apocalyptic number.
It is an amenable number.
227135909 is a deficient number, since it is larger than the sum of its proper divisors (80930395).
227135909 is a wasteful number, since it uses less digits than its factorization.
227135909 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2337.
The product of its (nonzero) digits is 34020, while the sum is 38.
The square root of 227135909 is about 15071.0287969999. The cubic root of 227135909 is about 610.1387384868.
The spelling of 227135909 in words is "two hundred twenty-seven million, one hundred thirty-five thousand, nine hundred nine".
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