Base | Representation |
---|---|
bin | 111101101111011101010 |
3 | 10210210020100 |
4 | 13231323222 |
5 | 1004220041 |
6 | 111210230 |
7 | 23124246 |
oct | 7557352 |
9 | 3723210 |
10 | 2023146 |
11 | 1162024 |
12 | 816976 |
13 | 55ab38 |
14 | 3a9426 |
15 | 29e6b6 |
hex | 1edeea |
2023146 has 12 divisors (see below), whose sum is σ = 4383522. Its totient is φ = 674376.
The previous prime is 2023141. The next prime is 2023157. The reversal of 2023146 is 6413202.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 1185921 + 837225 = 1089^2 + 915^2 .
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 112397 = 2023146 / (2 + 0 + 2 + 3 + 1 + 4 + 6).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2023141) 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, 56181 + ... + 56216.
22023146 is an apocalyptic number.
2023146 is an abundant number, since it is smaller than the sum of its proper divisors (2360376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2023146 is a wasteful number, since it uses less digits than its factorization.
2023146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112405 (or 112402 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 2023146 is about 1422.3733687046. The cubic root of 2023146 is about 126.4762775328.
Adding to 2023146 its reverse (6413202), we get a palindrome (8436348).
The spelling of 2023146 in words is "two million, twenty-three thousand, one hundred forty-six".
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