Base | Representation |
---|---|
bin | 1111100001101100111101 |
3 | 21122210021100 |
4 | 33201230331 |
5 | 2020221310 |
6 | 223123313 |
7 | 46411326 |
oct | 17415475 |
9 | 7583240 |
10 | 4070205 |
11 | 2330007 |
12 | 1443539 |
13 | ac6809 |
14 | 77d44d |
15 | 555ec0 |
hex | 3e1b3d |
4070205 has 24 divisors (see below), whose sum is σ = 7113600. Its totient is φ = 2152800.
The previous prime is 4070203. The next prime is 4070219. The reversal of 4070205 is 5020704.
It is a happy number.
It is not a de Polignac number, because 4070205 - 21 = 4070203 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4070201) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6496 + ... + 7094.
It is an arithmetic number, because the mean of its divisors is an integer number (296400).
Almost surely, 24070205 is an apocalyptic number.
4070205 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
4070205 is a deficient number, since it is larger than the sum of its proper divisors (3043395).
4070205 is a wasteful number, since it uses less digits than its factorization.
4070205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 761 (or 758 counting only the distinct ones).
The product of its (nonzero) digits is 280, while the sum is 18.
The square root of 4070205 is about 2017.4749069071. The cubic root of 4070205 is about 159.6634200628.
Adding to 4070205 its reverse (5020704), we get a palindrome (9090909).
The spelling of 4070205 in words is "four million, seventy thousand, two hundred five".
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