Base | Representation |
---|---|
bin | 11001010001111… |
… | …111000100110101 |
3 | 1002120002210211200 |
4 | 121101333010311 |
5 | 1332040121310 |
6 | 110030523113 |
7 | 13340113641 |
oct | 3121770465 |
9 | 1076083750 |
10 | 424145205 |
11 | 1a8467630 |
12 | ba066499 |
13 | 69b466c3 |
14 | 4048bc21 |
15 | 273829c0 |
hex | 1947f135 |
424145205 has 48 divisors (see below), whose sum is σ = 821620800. Its totient is φ = 200620800.
The previous prime is 424145191. The next prime is 424145209. The reversal of 424145205 is 502541424.
424145205 is a `hidden beast` number, since 42 + 414 + 5 + 205 = 666.
It is not a de Polignac number, because 424145205 - 210 = 424144181 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 (424145209) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9846 + ... + 30744.
It is an arithmetic number, because the mean of its divisors is an integer number (17117100).
Almost surely, 2424145205 is an apocalyptic number.
424145205 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
424145205 is a deficient number, since it is larger than the sum of its proper divisors (397475595).
424145205 is a wasteful number, since it uses less digits than its factorization.
424145205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20962 (or 20959 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 27.
The square root of 424145205 is about 20594.7858692437. The cubic root of 424145205 is about 751.3429007217.
Adding to 424145205 its reverse (502541424), we get a palindrome (926686629).
The spelling of 424145205 in words is "four hundred twenty-four million, one hundred forty-five thousand, two hundred five".
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