Base | Representation |
---|---|
bin | 1000101101111000110101 |
3 | 11022002120200 |
4 | 20231320311 |
5 | 1041110414 |
6 | 120551113 |
7 | 25265061 |
oct | 10557065 |
9 | 4262520 |
10 | 2285109 |
11 | 1320922 |
12 | 922499 |
13 | 620148 |
14 | 436aa1 |
15 | 302109 |
hex | 22de35 |
2285109 has 6 divisors (see below), whose sum is σ = 3300726. Its totient is φ = 1523400.
The previous prime is 2285099. The next prime is 2285131. The reversal of 2285109 is 9015822.
It can be written as a sum of positive squares in only one way, i.e., 2241009 + 44100 = 1497^2 + 210^2 .
It is not a de Polignac number, because 2285109 - 217 = 2154037 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2285159) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126942 + ... + 126959.
It is an arithmetic number, because the mean of its divisors is an integer number (550121).
22285109 is an apocalyptic number.
It is an amenable number.
2285109 is a deficient number, since it is larger than the sum of its proper divisors (1015617).
2285109 is a wasteful number, since it uses less digits than its factorization.
2285109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 253907 (or 253904 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 2285109 is about 1511.6576993486. The cubic root of 2285109 is about 131.7151225450.
The spelling of 2285109 in words is "two million, two hundred eighty-five thousand, one hundred nine".
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