Base | Representation |
---|---|
bin | 111100000100000… |
… | …1111011011000011 |
3 | 12012110101021001102 |
4 | 1320020033123003 |
5 | 13111422114433 |
6 | 531553325015 |
7 | 100641561155 |
oct | 17010173303 |
9 | 5173337042 |
10 | 2015426243 |
11 | 944723626 |
12 | 482b6676b |
13 | 261718a0c |
14 | 151952ad5 |
15 | bbe0d4e8 |
hex | 7820f6c3 |
2015426243 has 2 divisors, whose sum is σ = 2015426244. Its totient is φ = 2015426242.
The previous prime is 2015426233. The next prime is 2015426251. The reversal of 2015426243 is 3426245102.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2015426243 - 28 = 2015425987 is a prime.
It is not a weakly prime, because it can be changed into another prime (2015426233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1007713121 + 1007713122.
It is an arithmetic number, because the mean of its divisors is an integer number (1007713122).
Almost surely, 22015426243 is an apocalyptic number.
2015426243 is a deficient number, since it is larger than the sum of its proper divisors (1).
2015426243 is an equidigital number, since it uses as much as digits as its factorization.
2015426243 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 11520, while the sum is 29.
The square root of 2015426243 is about 44893.4988946061. The cubic root of 2015426243 is about 1263.1520650540.
The spelling of 2015426243 in words is "two billion, fifteen million, four hundred twenty-six thousand, two hundred forty-three".
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