Base | Representation |
---|---|
bin | 11100101111110100… |
… | …111000100100011111 |
3 | 2221200012000100221221 |
4 | 130233310320210133 |
5 | 1001203443212143 |
6 | 22102530234211 |
7 | 2141626363045 |
oct | 345764704437 |
9 | 87605010857 |
10 | 30867163423 |
11 | 120aa788818 |
12 | 5b95425967 |
13 | 2babc32655 |
14 | 16cb698395 |
15 | c09d1b2ed |
hex | 72fd3891f |
30867163423 has 2 divisors, whose sum is σ = 30867163424. Its totient is φ = 30867163422.
The previous prime is 30867163417. The next prime is 30867163447. The reversal of 30867163423 is 32436176803.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30867163423 - 25 = 30867163391 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30867163423.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30867164423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15433581711 + 15433581712.
It is an arithmetic number, because the mean of its divisors is an integer number (15433581712).
Almost surely, 230867163423 is an apocalyptic number.
30867163423 is a deficient number, since it is larger than the sum of its proper divisors (1).
30867163423 is an equidigital number, since it uses as much as digits as its factorization.
30867163423 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 435456, while the sum is 43.
The spelling of 30867163423 in words is "thirty billion, eight hundred sixty-seven million, one hundred sixty-three thousand, four hundred twenty-three".
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