Base | Representation |
---|---|
bin | 10000000100011000100101 |
3 | 21221000010200 |
4 | 100010120211 |
5 | 2034243021 |
6 | 230141113 |
7 | 50542434 |
oct | 20043045 |
9 | 7830120 |
10 | 4212261 |
11 | 2417809 |
12 | 14b1799 |
13 | b46381 |
14 | 7b911b |
15 | 583126 |
hex | 404625 |
4212261 has 6 divisors (see below), whose sum is σ = 6084390. Its totient is φ = 2808168.
The previous prime is 4212251. The next prime is 4212283. The reversal of 4212261 is 1622124.
It can be written as a sum of positive squares in only one way, i.e., 3261636 + 950625 = 1806^2 + 975^2 .
It is not a de Polignac number, because 4212261 - 213 = 4204069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4212211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 234006 + ... + 234023.
It is an arithmetic number, because the mean of its divisors is an integer number (1014065).
Almost surely, 24212261 is an apocalyptic number.
It is an amenable number.
4212261 is a deficient number, since it is larger than the sum of its proper divisors (1872129).
4212261 is a wasteful number, since it uses less digits than its factorization.
4212261 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 468035 (or 468032 counting only the distinct ones).
The product of its digits is 192, while the sum is 18.
The square root of 4212261 is about 2052.3793508998. The cubic root of 4212261 is about 161.4997140451.
Adding to 4212261 its reverse (1622124), we get a palindrome (5834385).
The spelling of 4212261 in words is "four million, two hundred twelve thousand, two hundred sixty-one".
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