Base | Representation |
---|---|
bin | 10000001001000000111001 |
3 | 21221222011001 |
4 | 100021000321 |
5 | 2040344400 |
6 | 230405001 |
7 | 50651635 |
oct | 20110071 |
9 | 7858131 |
10 | 4231225 |
11 | 242aa89 |
12 | 1500761 |
13 | b51bab |
14 | 7c1dc5 |
15 | 588a6a |
hex | 409039 |
4231225 has 6 divisors (see below), whose sum is σ = 5246750. Its totient is φ = 3384960.
The previous prime is 4231219. The next prime is 4231229. The reversal of 4231225 is 5221324.
It can be written as a sum of positive squares in 3 ways, for example, as 962361 + 3268864 = 981^2 + 1808^2 .
It is not a de Polignac number, because 4231225 - 215 = 4198457 is a prime.
It is a d-powerful number, because it can be written as 4 + 212 + 33 + 1 + 215 + 222 + 52 .
It is not an unprimeable number, because it can be changed into a prime (4231229) 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, 84600 + ... + 84649.
Almost surely, 24231225 is an apocalyptic number.
It is an amenable number.
4231225 is a deficient number, since it is larger than the sum of its proper divisors (1015525).
4231225 is a wasteful number, since it uses less digits than its factorization.
4231225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169259 (or 169254 counting only the distinct ones).
The product of its digits is 480, while the sum is 19.
The square root of 4231225 is about 2056.9941662533. The cubic root of 4231225 is about 161.7417136014.
Adding to 4231225 its reverse (5221324), we get a palindrome (9452549).
Subtracting 4231225 from its reverse (5221324), we obtain a palindrome (990099).
The spelling of 4231225 in words is "four million, two hundred thirty-one thousand, two hundred twenty-five".
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