Base | Representation |
---|---|
bin | 100100000011111… |
… | …001001000001101 |
3 | 1120011102012021000 |
4 | 210003321020031 |
5 | 2214340001310 |
6 | 140011130513 |
7 | 20664262665 |
oct | 4403711015 |
9 | 1504365230 |
10 | 605000205 |
11 | 290563677 |
12 | 14a743a39 |
13 | 984597b4 |
14 | 5a4c91a5 |
15 | 381a94c0 |
hex | 240f920d |
605000205 has 32 divisors (see below), whose sum is σ = 1078456320. Its totient is φ = 321796800.
The previous prime is 605000191. The next prime is 605000243. The reversal of 605000205 is 502000506.
It is not a de Polignac number, because 605000205 - 24 = 605000189 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45855 + ... + 57555.
It is an arithmetic number, because the mean of its divisors is an integer number (33701760).
Almost surely, 2605000205 is an apocalyptic number.
It is an amenable number.
605000205 is a deficient number, since it is larger than the sum of its proper divisors (473456115).
605000205 is a wasteful number, since it uses less digits than its factorization.
605000205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12098 (or 12092 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 18.
The square root of 605000205 is about 24596.7519197149. The cubic root of 605000205 is about 845.7691513391.
The spelling of 605000205 in words is "six hundred five million, two hundred five", and thus it is an aban number.
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