Base | Representation |
---|---|
bin | 10101100010001100… |
… | …100111111111110101 |
3 | 2012200102201012202120 |
4 | 111202030213333311 |
5 | 334323303010310 |
6 | 14342223230153 |
7 | 1445664263565 |
oct | 254214477765 |
9 | 65612635676 |
10 | 23122313205 |
11 | 9895a41162 |
12 | 4593748359 |
13 | 2246515c44 |
14 | 1194c4ada5 |
15 | 904e20b70 |
hex | 562327ff5 |
23122313205 has 32 divisors (see below), whose sum is σ = 38290924800. Its totient is φ = 11900593152.
The previous prime is 23122313191. The next prime is 23122313209. The reversal of 23122313205 is 50231322132.
It is a happy number.
It is not a de Polignac number, because 23122313205 - 24 = 23122313189 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 (23122313209) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 913632 + ... + 938598.
It is an arithmetic number, because the mean of its divisors is an integer number (1196591400).
Almost surely, 223122313205 is an apocalyptic number.
It is an amenable number.
23122313205 is a deficient number, since it is larger than the sum of its proper divisors (15168611595).
23122313205 is a wasteful number, since it uses less digits than its factorization.
23122313205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27133.
The product of its (nonzero) digits is 2160, while the sum is 24.
Adding to 23122313205 its reverse (50231322132), we get a palindrome (73353635337).
The spelling of 23122313205 in words is "twenty-three billion, one hundred twenty-two million, three hundred thirteen thousand, two hundred five".
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