Base | Representation |
---|---|
bin | 11010101011111000… |
… | …011110110101000011 |
3 | 2201221220122022220011 |
4 | 122223320132311003 |
5 | 432140244422201 |
6 | 21055132125351 |
7 | 2033026564561 |
oct | 325370366503 |
9 | 81856568804 |
10 | 28653514051 |
11 | 11174186228 |
12 | 5678006857 |
13 | 2918432356 |
14 | 155b6a6a31 |
15 | b2a805151 |
hex | 6abe1ed43 |
28653514051 has 2 divisors, whose sum is σ = 28653514052. Its totient is φ = 28653514050.
The previous prime is 28653514049. The next prime is 28653514147. The reversal of 28653514051 is 15041535682.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28653514051 - 21 = 28653514049 is a prime.
Together with 28653514049, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 28653513995 and 28653514013.
It is not a weakly prime, because it can be changed into another prime (28653514031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14326757025 + 14326757026.
It is an arithmetic number, because the mean of its divisors is an integer number (14326757026).
Almost surely, 228653514051 is an apocalyptic number.
28653514051 is a deficient number, since it is larger than the sum of its proper divisors (1).
28653514051 is an equidigital number, since it uses as much as digits as its factorization.
28653514051 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 144000, while the sum is 40.
The spelling of 28653514051 in words is "twenty-eight billion, six hundred fifty-three million, five hundred fourteen thousand, fifty-one".
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