Base | Representation |
---|---|
bin | 1001001111001011001101… |
… | …10101010110011011010111 |
3 | 2122220212102210200200112100 |
4 | 10213211212311112123113 |
5 | 10130300224123314221 |
6 | 111111254045453143 |
7 | 4164352540560255 |
oct | 447454665263327 |
9 | 78825383620470 |
10 | 20312625604311 |
11 | 6521599671767 |
12 | 23408812711b3 |
13 | b4461aa69011 |
14 | 5031ca10b5d5 |
15 | 2535a0b8e926 |
hex | 127966d566d7 |
20312625604311 has 12 divisors (see below), whose sum is σ = 29393135082792. Its totient is φ = 13517438459856.
The previous prime is 20312625604309. The next prime is 20312625604319. The reversal of 20312625604311 is 11340652621302.
20312625604311 is a `hidden beast` number, since 2 + 0 + 3 + 1 + 2 + 62 + 560 + 4 + 31 + 1 = 666.
It is not a de Polignac number, because 20312625604311 - 21 = 20312625604309 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20312625604319) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2025989961 + ... + 2025999986.
It is an arithmetic number, because the mean of its divisors is an integer number (2449427923566).
Almost surely, 220312625604311 is an apocalyptic number.
20312625604311 is a deficient number, since it is larger than the sum of its proper divisors (9080509478481).
20312625604311 is a wasteful number, since it uses less digits than its factorization.
20312625604311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4051990510 (or 4051990507 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 36.
The spelling of 20312625604311 in words is "twenty trillion, three hundred twelve billion, six hundred twenty-five million, six hundred four thousand, three hundred eleven".
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