Base | Representation |
---|---|
bin | 10001110110001100100… |
… | …00101110101001111101 |
3 | 2011121210202212102000110 |
4 | 20323012100232221331 |
5 | 40021324134131310 |
6 | 1145412221220233 |
7 | 62205645566226 |
oct | 10730620565175 |
9 | 2147722772013 |
10 | 613211630205 |
11 | 217074a84949 |
12 | 9aa17401679 |
13 | 45a96b29085 |
14 | 21972b7c24d |
15 | 10e3eb74d20 |
hex | 8ec642ea7d |
613211630205 has 64 divisors (see below), whose sum is σ = 1049490701568. Its totient is φ = 304661299200.
The previous prime is 613211630203. The next prime is 613211630243. The reversal of 613211630205 is 502036112316.
It is not a de Polignac number, because 613211630205 - 21 = 613211630203 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (613211630201) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32759929 + ... + 32778641.
It is an arithmetic number, because the mean of its divisors is an integer number (16398292212).
Almost surely, 2613211630205 is an apocalyptic number.
It is an amenable number.
613211630205 is a deficient number, since it is larger than the sum of its proper divisors (436279071363).
613211630205 is a wasteful number, since it uses less digits than its factorization.
613211630205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20046.
The product of its (nonzero) digits is 6480, while the sum is 30.
The spelling of 613211630205 in words is "six hundred thirteen billion, two hundred eleven million, six hundred thirty thousand, two hundred five".
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