Base | Representation |
---|---|
bin | 11010001111111000… |
… | …001101010000010111 |
3 | 2200202011120021202212 |
4 | 122033320031100113 |
5 | 430210010230043 |
6 | 20540350024035 |
7 | 2015263220222 |
oct | 321770152027 |
9 | 80664507685 |
10 | 28183680023 |
11 | 10a52a52a44 |
12 | 55667a801b |
13 | 2871cac955 |
14 | 15151245b9 |
15 | aee44a018 |
hex | 68fe0d417 |
28183680023 has 2 divisors, whose sum is σ = 28183680024. Its totient is φ = 28183680022.
The previous prime is 28183680011. The next prime is 28183680029. The reversal of 28183680023 is 32008638182.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 28183680023 - 218 = 28183417879 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (28183680029) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14091840011 + 14091840012.
It is an arithmetic number, because the mean of its divisors is an integer number (14091840012).
Almost surely, 228183680023 is an apocalyptic number.
28183680023 is a deficient number, since it is larger than the sum of its proper divisors (1).
28183680023 is an equidigital number, since it uses as much as digits as its factorization.
28183680023 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 110592, while the sum is 41.
The spelling of 28183680023 in words is "twenty-eight billion, one hundred eighty-three million, six hundred eighty thousand, twenty-three".
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