Base | Representation |
---|---|
bin | 100110001101… |
… | …1001010110001 |
3 | 1101200211210100 |
4 | 1030123022301 |
5 | 20112043400 |
6 | 1553223013 |
7 | 332200551 |
oct | 114331261 |
9 | 41624710 |
10 | 20034225 |
11 | 10344012 |
12 | 6861a69 |
13 | 41c5b93 |
14 | 2937161 |
15 | 1b5b100 |
hex | 131b2b1 |
20034225 has 18 divisors (see below), whose sum is σ = 35883926. Its totient is φ = 10684800.
The previous prime is 20034197. The next prime is 20034229. The reversal of 20034225 is 52243002.
It can be written as a sum of positive squares in 3 ways, for example, as 106929 + 19927296 = 327^2 + 4464^2 .
It is not a de Polignac number, because 20034225 - 213 = 20026033 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20034198 and 20034207.
It is not an unprimeable number, because it can be changed into a prime (20034229) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 44296 + ... + 44745.
Almost surely, 220034225 is an apocalyptic number.
20034225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20034225 is a deficient number, since it is larger than the sum of its proper divisors (15849701).
20034225 is a wasteful number, since it uses less digits than its factorization.
20034225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89057 (or 89049 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 18.
The square root of 20034225 is about 4475.9607907130. The cubic root of 20034225 is about 271.5965083278.
Adding to 20034225 its reverse (52243002), we get a palindrome (72277227).
The spelling of 20034225 in words is "twenty million, thirty-four thousand, two hundred twenty-five".
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