Base | Representation |
---|---|
bin | 1000110101001110001010 |
3 | 11100121210011 |
4 | 20311032022 |
5 | 1043041041 |
6 | 121342134 |
7 | 25451461 |
oct | 10651612 |
9 | 4317704 |
10 | 2315146 |
11 | 1341449 |
12 | 93794a |
13 | 630a12 |
14 | 4439d8 |
15 | 30ae81 |
hex | 23538a |
2315146 has 8 divisors (see below), whose sum is σ = 3538404. Its totient is φ = 1135680.
The previous prime is 2315141. The next prime is 2315149. The reversal of 2315146 is 6415132.
It can be written as a sum of positive squares in 2 ways, for example, as 2146225 + 168921 = 1465^2 + 411^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (2315141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10815 + ... + 11026.
22315146 is an apocalyptic number.
2315146 is a deficient number, since it is larger than the sum of its proper divisors (1223258).
2315146 is a wasteful number, since it uses less digits than its factorization.
2315146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21896.
The product of its digits is 720, while the sum is 22.
The square root of 2315146 is about 1521.5603832908. The cubic root of 2315146 is about 132.2897293810.
The spelling of 2315146 in words is "two million, three hundred fifteen thousand, one hundred forty-six".
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